TY  - BOOK
AU  - Ummerkutty, A N P
TI  - Science of the oceans
SN  - 81-237-0468-2
U1  - 551.46 21st
PY  - 1985///
CY  - New Delhi
PB  - National Book Trust
KW  - Oceanography; Ocean; Underwater exploration
ER  -