Buffa, Elwood Spencer, 1923- Management science/operations research : model formulation and solution methods / Elwood S. Buffa, James S. Dyer. - 2d ed. - New York : Wiley, c1981. - xi, 718 p. : ill. ; 24 cm. Includes bibliographies and index. ISBN: 0471058513 LCCN: 80018082 Subjects--Topical Terms: Operations research.Management. LC Class. No.: T57.6 / .B83 1981 Dewey Class. No.: 658.4034 / BUM 1981