Mangal, S. K. Ganit shikshan/ S. K. Mangal, - 5th rev. - New Delhi: Arya Book Depot, 2007 - xxii, 674p. ISBN: 8170632994 Source: SHE06-04-2011 Subjects--Topical Terms: Mathematics-Study and Teaching Dewey Class. No.: 510.7 MAN-G