Anderson, David Ray Quantitative methods for business / David R. Anderson, Dennis J. Sweeney, Thomas A. Williams. - 4th ed. - St. Paul : West, c1989. - xviii, 778 p. : ill. (some col.) ; 27 cm. Includes index. Includes bibliographical references. ISBN: 0314469354 (hbk.) Subjects--Topical Terms: Management science.