TY  - BOOK
AU  - Ummerkutty,A.N.P.
TI  - Science of the oceans and human life
U1  - 551.46 
PY  - 1985///
CY  - New Delhi
PB  - National Book Trust
KW  - Oceanography
KW  - Under water exploration
KW  - Marine sciences
N1  - Index : p. 109-115
ER  -