Schultheis, Robert A. Applied business mathematics / (Print Resources). By Robert A. Schultheis, Raymond M. Kaczmarski, Roswell E. Fairbank. - 13th ed. - Cincinnati, OH : South-Western Pub. Co., c1990. - x, 614 p. : ill. : 26 cm. Includes Index. ISBN: 0538134720 Source: B-21934 Subjects--Topical Terms: Business mathematics. LC Class. No.: HF5691 / .S33