«Call of Duty(R) 4: Modern Warfare(TM) Ranks #1 tittel in Units Worldwide for Calendar 2007». Activision(engelsk). 25. januar 2008. Arkivert fra originalen 20. januar 2016. Besøkt 20. mars 2016. «Activision, Inc. (Nasdaq: ATVI) announced today that Call of Duty 4(R): Modern Warfare(TM) was the #1 title in units worldwide for calendar 2007, according to The NPD Group, Chart Track and The GFK Group. Developed by Infinity Ward, Call of Duty 4(R): Modern Warfare(TM) has sold in excess of seven million units worldwide since its launch in November.»
Terdiman, Daniel (3. juni 2008). «'Call of Duty 4' hits 10 million units sold - CNET». CNET(engelsk). Arkivert fra originalen 20. januar 2016. Besøkt 20. mars 2016. «... but by reaching 10 million sold, there's no doubt that COD 4 deserves to be mentioned in the same breath as any other title.»
«COD4 1.7 Patch – File Description». FileFront(engelsk). Arkivert fra originalen 3. juli 2008. Besøkt 15. mars 2016. «Important: this patch is incremental. That means it requires patch 1.6 for those of you upgrading from a fresh install.»
«Level up your Call of Duty 4 beta this Friday». GamePro(engelsk). Arkivert fra originalen 8. november 2007. Besøkt 14. mars 2016. «"Friday morning at 10 am PDT (1 pm EST), we're going to be increasing the Rank level cap to Level 16," the company said in a statement.»
Snow, Blake (15. januar 2008). «PC piracy levels are "astounding" says COD4 dev». GamePro(engelsk). Arkivert fra originalen 17. januar 2008. Besøkt 21. mars 2016. «We pulled some disturbing numbers this past week about the amount of PC players currently playing [Call of Duty 4] Multiplayer (which was fantastic)," writes Robert Bowling, on the game's community blog. "What wasn't fantastic was the percentage of those numbers who were playing on stolen copies of the game.»
«AK-47 (Object) - Giant Bomb». Giant Bomb(engelsk). Arkivert fra originalen 2. februar 2015. Besøkt 5. mars 2016. «The AK is a staple of many players online, due to the high stats in all regards. The AK-47 is the more difficult of the two starters to use, but it is arguably better when adjusted to. The AK47 is used by both the OpFor, and by the Ultranationalists, which is not surprising.»
Bowling, Robert. «Variety Map Pack sponsored by NVIDIA hits PC»(engelsk). Arkivert fra originalen 31. mai 2008. Besøkt 14. mars 2016. «Heads up that the Call of Duty 4: Modern Warfare Variety Map Pack sponsored by NVIDIA will be available worldwide for our PC players next week on June 5th! ... In addition to the map pack hitting, PC Players will be receiving the 1.6 Patch for the PC version of Call of Duty 4: Modern Warfare that will add ...»
Geddes, Ryan. «Call of Duty 4 Beta Getting Boost». IGN(engelsk). Arkivert fra originalen 1. september 2007. Besøkt 14. mars 2016. «The COD4 multiplayer beta went live Aug. 27 and gives gamers a chance to play on three of COD4's multiplayer maps: Overgrown, Vacant, and Crash.»
McLean, Gary (17. april 2008). «CoD4 Variety Map Pack Downloaded Over One Million Times in Nine Days». IGN(engelsk). Arkivert fra originalen 1. mai 2008. Besøkt 12. mars 2016. «In addition, the Variety Map Pack we recently released on Xbox Live and soon to be released on PS3 in a week; has broke Xbox Live Marketplace records pulling down over 1 Million downloads within it’s [sic] first 9 days...»
«Call of Duty 4: Modern Warfare Review (Xbox 360)». TeamXbox (IGN)(engelsk). 30. april 2008. Arkivert fra originalen 30. april 2008. Besøkt 19. mars 2016. «This is the franchise (along with EA’s Medal of Honor series) that brought the genre to a new level of immersion and intensity that we had never seen before.»
«Vantasy World - Article 11 - Call of Duty Modern Warfare Review»(engelsk). Arkivert fra originalen 28. august 2015. Besøkt 16. mars 2016. «Another popular game style that is well evident through out the game is the infinite spawning of bots. Whenever you gun down an enemy and you do not advance the game, more enemies will continue to spawn regardlessly. So, it is important to continue to advance the game at all times.»
«AK-47 (Object) - Giant Bomb». Giant Bomb(engelsk). Arkivert fra originalen 2. februar 2015. Besøkt 5. mars 2016. «The AK is a staple of many players online, due to the high stats in all regards. The AK-47 is the more difficult of the two starters to use, but it is arguably better when adjusted to. The AK47 is used by both the OpFor, and by the Ultranationalists, which is not surprising.»
«Mile High Club (achievement) - Call of Duty Wiki - WIkia». Call of Duty Wiki(engelsk). Arkivert fra originalen 25. mars 2016. Besøkt 31. mars 2016. «This achievement is widely considered to be the most difficult achievement in the game, and perhaps one of the most difficult achievements in any Call of Duty game,»
«Call of Duty 4: Modern Warfare Cheats, Codes, Hints, Tips - Yahoo! Video Games». Yahoo!(engelsk). Arkivert fra originalen 8. juli 2008. Besøkt 5. mars 2016. «To unlock Prestige Mode, which is a multiplayer-only mode, you must reach experience level fifty-five. Instead of capping out at level fifty-five, which is the highest level, Prestige Mode allows you to start again from level one. This can be done a total of ten times, giving you ten different icons in in-game lobbies to show your extreme achievement.»
«Vantasy World - Article 11 - Call of Duty Modern Warfare Review»(engelsk). Arkivert fra originalen 28. august 2015. Besøkt 16. mars 2016. «Another popular game style that is well evident through out the game is the infinite spawning of bots. Whenever you gun down an enemy and you do not advance the game, more enemies will continue to spawn regardlessly. So, it is important to continue to advance the game at all times.»
«Level up your Call of Duty 4 beta this Friday». GamePro(engelsk). Arkivert fra originalen 8. november 2007. Besøkt 14. mars 2016. «"Friday morning at 10 am PDT (1 pm EST), we're going to be increasing the Rank level cap to Level 16," the company said in a statement.»
Geddes, Ryan. «Call of Duty 4 Beta Getting Boost». IGN(engelsk). Arkivert fra originalen 1. september 2007. Besøkt 14. mars 2016. «The COD4 multiplayer beta went live Aug. 27 and gives gamers a chance to play on three of COD4's multiplayer maps: Overgrown, Vacant, and Crash.»
McLean, Gary (17. april 2008). «CoD4 Variety Map Pack Downloaded Over One Million Times in Nine Days». IGN(engelsk). Arkivert fra originalen 1. mai 2008. Besøkt 12. mars 2016. «In addition, the Variety Map Pack we recently released on Xbox Live and soon to be released on PS3 in a week; has broke Xbox Live Marketplace records pulling down over 1 Million downloads within it’s [sic] first 9 days...»
Bowling, Robert. «Variety Map Pack sponsored by NVIDIA hits PC»(engelsk). Arkivert fra originalen 31. mai 2008. Besøkt 14. mars 2016. «Heads up that the Call of Duty 4: Modern Warfare Variety Map Pack sponsored by NVIDIA will be available worldwide for our PC players next week on June 5th! ... In addition to the map pack hitting, PC Players will be receiving the 1.6 Patch for the PC version of Call of Duty 4: Modern Warfare that will add ...»
«COD4 1.7 Patch – File Description». FileFront(engelsk). Arkivert fra originalen 3. juli 2008. Besøkt 15. mars 2016. «Important: this patch is incremental. That means it requires patch 1.6 for those of you upgrading from a fresh install.»
«Call of Duty 4: Modern Warfare Review (Xbox 360)». TeamXbox (IGN)(engelsk). 30. april 2008. Arkivert fra originalen 30. april 2008. Besøkt 19. mars 2016. «This is the franchise (along with EA’s Medal of Honor series) that brought the genre to a new level of immersion and intensity that we had never seen before.»
«Call of Duty(R) 4: Modern Warfare(TM) Ranks #1 tittel in Units Worldwide for Calendar 2007». Activision(engelsk). 25. januar 2008. Arkivert fra originalen 20. januar 2016. Besøkt 20. mars 2016. «Activision, Inc. (Nasdaq: ATVI) announced today that Call of Duty 4(R): Modern Warfare(TM) was the #1 title in units worldwide for calendar 2007, according to The NPD Group, Chart Track and The GFK Group. Developed by Infinity Ward, Call of Duty 4(R): Modern Warfare(TM) has sold in excess of seven million units worldwide since its launch in November.»
Terdiman, Daniel (3. juni 2008). «'Call of Duty 4' hits 10 million units sold - CNET». CNET(engelsk). Arkivert fra originalen 20. januar 2016. Besøkt 20. mars 2016. «... but by reaching 10 million sold, there's no doubt that COD 4 deserves to be mentioned in the same breath as any other title.»
Snow, Blake (15. januar 2008). «PC piracy levels are "astounding" says COD4 dev». GamePro(engelsk). Arkivert fra originalen 17. januar 2008. Besøkt 21. mars 2016. «We pulled some disturbing numbers this past week about the amount of PC players currently playing [Call of Duty 4] Multiplayer (which was fantastic)," writes Robert Bowling, on the game's community blog. "What wasn't fantastic was the percentage of those numbers who were playing on stolen copies of the game.»
«Mile High Club (achievement) - Call of Duty Wiki - WIkia». Call of Duty Wiki(engelsk). Arkivert fra originalen 25. mars 2016. Besøkt 31. mars 2016. «This achievement is widely considered to be the most difficult achievement in the game, and perhaps one of the most difficult achievements in any Call of Duty game,»
«Call of Duty 4: Modern Warfare Cheats, Codes, Hints, Tips - Yahoo! Video Games». Yahoo!(engelsk). Arkivert fra originalen 8. juli 2008. Besøkt 5. mars 2016. «To unlock Prestige Mode, which is a multiplayer-only mode, you must reach experience level fifty-five. Instead of capping out at level fifty-five, which is the highest level, Prestige Mode allows you to start again from level one. This can be done a total of ten times, giving you ten different icons in in-game lobbies to show your extreme achievement.»
