Ryckert, Dan: Things You Didn't Know About Ken LevineGame Informer. 30.4.2012. Arkistoitu 8.1.2021. ”Then there are some old school games like the original Castle Wolfenstein and Diablo II. If anything inspired Thief, it was that.” Viitattu 8.1.2021. (englanniksi)
Wagner, James Au: Game overSalon. Arkistoitu 10.5.2009. ”We took pains to make sure all the missions could be won without killing any humans” Viitattu 9.1.2021. (englanniksi)
salon.com
James Au, Wagner: To catch a thiefSalon. 11.2.1999. Arkistoitu 8.1.2021. Viitattu 9.1.2021. (englanniksi)
Frequently Asked QuestionsThief: The Dark Circle. Arkistoitu 11.3.2012. ”Yes. We're developing a "theftmatch" mode, where small teams of thieves compete under time pressure to steal the greatest value of swag from the territory of wealthy NPC's and their guards.” Viitattu 8.1.2021. (englanniksi)
Thief Fan Missions FAQ (Through the Looking Glass -fanifoorumin lanka, jossa käsitellään yhteisön tekemiä tehtäviä, niiden luontia, asentamista sekä pelaamista.) Through the Looking Glass. 24.4.2002. Arkistoitu 30.1.2021. Viitattu 30.1.2021. (englanniksi)
Ryckert, Dan: Things You Didn't Know About Ken LevineGame Informer. 30.4.2012. Arkistoitu 8.1.2021. ”Then there are some old school games like the original Castle Wolfenstein and Diablo II. If anything inspired Thief, it was that.” Viitattu 8.1.2021. (englanniksi)
Frequently Asked QuestionsThief: The Dark Circle. Arkistoitu 11.3.2012. ”Yes. We're developing a "theftmatch" mode, where small teams of thieves compete under time pressure to steal the greatest value of swag from the territory of wealthy NPC's and their guards.” Viitattu 8.1.2021. (englanniksi)
Bauman, Steve: Doug Church InterviewComputer Games Magazine. 28.1.2000. Arkistoitu 27.8.2002. Viitattu 8.1.2021. (englanniksi)
Wagner, James Au: Game overSalon. Arkistoitu 10.5.2009. ”We took pains to make sure all the missions could be won without killing any humans” Viitattu 9.1.2021. (englanniksi)
Thief Fan Missions FAQ (Through the Looking Glass -fanifoorumin lanka, jossa käsitellään yhteisön tekemiä tehtäviä, niiden luontia, asentamista sekä pelaamista.) Through the Looking Glass. 24.4.2002. Arkistoitu 30.1.2021. Viitattu 30.1.2021. (englanniksi)