Zima, Peter. Mathematics of finance / Peter Zima, Robert L. Brown. - 4th ed. - Toronto : McGraw-Hill Ryerson Limited, 1993. - xiii, 350 p. : ill. ; 24 cm. Includes index. ISBN: 0075515148 (pbk.) Subjects--Topical Terms: Business mathematics LC Class. No.: HF5691 Z56 1993