U.S. Navy Diving Manual (Revision 6, April 2008)
Scientific Diving Standards and Safety Manual: Revised December 2011
Recreational Nitrox Diving
Shadow Divers Exposed: the Real Saga of the U-869
Shadow Divers: The True Adventure of Two Americans Who Risked Everything to Solve One of the Last Mysteries of World War II
Soviet Manual of Scuba Diving
Code of Federal Regulations, Title 49 Transportation 200-299
S, Revised as of October 1, 2018
PISCES SCHOOL OF DIVE
PISCES SCHOOL OF DIVE