Bhardwaj, R S. Mathematics for economics and business / By R S Bhardwaj. - 2nd ed. - New Delhi ; Excel Books , 2005. - ix,10.42,A.20p. ; PB 25 cm. ISBN: 8174464507 Subjects--Topical Terms: Matrix algebraMaxima and minimaMathematics of financeLinear programming Dewey Class. No.: 511.2 / BHAR