Soper, Jean. Mathematics for economics and business : an interactive introduction / Jean Soper. - 2nd ed. - Malden, MA : Blackwell Pub., 2004. - xxiv, 404 p.: ill. ; 26 cm. + 1 CD-ROM (4 3/4 in.) Includes index. ISBN: 1405111267 (alk. paper) 1405111275 (pbk. : alk. paper) Tzs 71,580.50/= LCCN: 2003014252 Subjects--Topical Terms: Economics, Mathematical.Business mathematics. LC Class. No.: HB135 / .S573 2004 Dewey Class. No.: 519.5 SOP / 1