Sarkar Ashis Practical geography A systematic approach Sarkar Ashis - Kolkata Orient Blackswan 1997 - 408p. cm. Bibliography P 396-401 ISBN: 812503529X 204 Source: 49, 05/05/2009, Bharatiya Sahitya Bhavana General Book Subjects--Topical Terms: Geography Dewey Class. No.: U, N7