Das, A. N. Analytical geometry of two and three dimensions with objective questions - Delhi New Central Book 2009 - 454 p ISBN: 9788173815416 Subjects--Topical Terms: Mathematics LC Class. No.: 516.3 DAS 2009 Dewey Class. No.: 516.3 DAS 2009 National Library of Medicine Call No.: 516.3 DAS 2009