Yamana, Taro. Mathematics for economists : an elementary survey / by Taro Yamana. - 2nd ed / . - New Delhi : PHI Learning , 2009. - 714p. : figures ; 23cm . Includes index ISBN: 9788120301795 RS295.00 Subjects--Index Terms: MATHEMATICS Dewey Class. No.: 510.2433 / YAM/M