Ullmann, John E. Schaum's outline of theory and problems of quantitative methods in management / John E. Ullmann. - New York : McGraw-Hill, c1976. - 357 p. : ill. ; 28 cm. - Schaum's outline series . Includes index. ISBN: 0070657424 Subjects--Topical Terms: Decision making--Mathematical models. LC Class. No.: HD69 / .D4U45 1976