Professional Diving Instructors Corporation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Professional Diving Instructors Corporation" in English language version.

refsWebsite

Global rank English rank

1^st place

low place

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9,319^th place

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1,858^th place

1,014^th place

2,762^nd place

1,498^th place

4,208^th place

2,295^th place

costaricadivers.com

"PDIC History". Professional Diving Instructors Corporation. Archived from the original on 2007-08-14. Retrieved 2007-11-28.
"PDIC". Professional Diving Instructors Corporation. Retrieved 2007-10-15.
"Who we are". Professional Diving Instructors Corporation. Archived from the original on 28 July 2012. Retrieved 29 October 2012.

"Scuba diving". Pennsylvania state parks. Archived from the original on September 30, 2011. Retrieved 2012-06-14.

"TMAR Search and Recovery Dive Team". The Maritime Regiment (TMAR) of the Texas State Guard (TXSG). Archived from the original on 2012-07-24. Retrieved 2012-06-14.

"PDIC History". Professional Diving Instructors Corporation. Archived from the original on 2007-08-14. Retrieved 2007-11-28.
"Who we are". Professional Diving Instructors Corporation. Archived from the original on 28 July 2012. Retrieved 29 October 2012.
"TMAR Search and Recovery Dive Team". The Maritime Regiment (TMAR) of the Texas State Guard (TXSG). Archived from the original on 2012-07-24. Retrieved 2012-06-14.
"Scuba diving". Pennsylvania state parks. Archived from the original on September 30, 2011. Retrieved 2012-06-14.