Ray, Benoy Bhusan . Banglae Satidaha Samajik O Arthanaitik Mulyayan / by Benoy Bhusan Ray. - kolkata : Sahityasri , 1986. - 164p. : ills. ; 22cm. . NULL ISBN: Rs.30.00 (HB) Subjects--Index Terms: SOCIAL SCIENCES Dewey Class. No.: 305.89144 / ROY/B