Das Gupta, A. . Economic and Commercial Geography / Textual Documents A. Das Gupta. - 25th ed. / - Calcutta : A. Mukherjee & Co , 1972. - xiii, 292p. : ill. ; 22cm . Subjects--Index Terms: Economics-Geography Geography-Economics MS-Economics T/G- Economics Dewey Class. No.: 380 / D 26 E