Sverdrup, H. U. Samudrangal / by H. U. Sverdrup, Martin W. Johnson and Richard H Fleming; translated by A N P Ummerkutty, M Basheer and P M A Azeez - Thiruvananthapuram : Kbi, 1974. Thiruvananthapuram : Kbi, 1976. In Malayalam Subjects--Index Terms: Geology Ocean