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Outline of underwater divers (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Outline of underwater divers" in English language version.

refsWebsite
Global rank English rank
1books.google.com
3rd place
3rd place

books.google.com

  • Hanauer, Eric (1994). Diving pioneers: an oral history of diving in America. San Diego: Watersport Publishing Inc. p. 33. ISBN 0-922769-43-5. Retrieved 2009-09-08.