TY  - BOOK
AU  - Harper,Donald D.
TI  - Skin and scuba diving; fundamentals
T2  - The Merrill sports series
AV  - GV840.S78 H3
U1  - 797.23 
PY  - 1968///
CY  - Columbus, Ohio
PB  - C. E. Merrill Pub. Co.
KW  - Skin diving
KW  - Local
KW  - Scuba diving
N1  - Bibliography: p. 75
ER  -