Pramanik Prasanta Purnagras surjagrahan Pramanik Prasanta - Kolkata Jnanbichitra India 2000 - 184p. cm. ISBN: 8186792864 (hbk) 75 Standard No.: 287422 Source: M/2008/35, 01/09/2008, Mukta Dhara Textual Subjects--Topical Terms: MATHEMATICS Dewey Class. No.: B9:57, 157P0