TY  - BOOK
AU  - British Sub-Aqua Club
TI  - Diving manual: a cumprehensive guide to the techniques of underwater swimming 
SN  - 0-684-13395-0
AV  - GV840 .S78 B75
PY  - 1977///
CY  - New York, E.U.A.
PB  - Charles Scribner's
ER  -