Sengupta, Prashad . Chalaman Desh / Prashad Sengupta. - Kolkata : Firma K L Mukhopadhyaya , 1981. - v ,80p. : ill.,figs. ; 20cm. . NULL ISBN: Rs. 8.00 (pbk) Subjects--Index Terms: CONTINENTAL DRIFT Dewey Class. No.: 551.136 / SEN/C