Ummerkutty, A. N. P.
Science of the Oceans / A. N. P. Ummerkutty - New Delhi : National Book Trust, 1999. - 144p.
Oceanography
551.46
Science of the Oceans / A. N. P. Ummerkutty - New Delhi : National Book Trust, 1999. - 144p.
Oceanography
551.46