Science of the oceans/
Ummerkutty, A.N.P.
Science of the oceans/ A.N.P. Ummerkutty - New Delhi: National Book Trust, 1985. - x, 144 p. : col. ill. ; 22 cm. - (Popular science) .
8123704682
Ocean
551.46 / UMM/S
Science of the oceans/ A.N.P. Ummerkutty - New Delhi: National Book Trust, 1985. - x, 144 p. : col. ill. ; 22 cm. - (Popular science) .
8123704682
Ocean
551.46 / UMM/S