Wilkes, M. Operational research : analysis and applications / (print resources) by Michael Wilkes.- - New York : McGraw-Hill, c1989. - xv, 502 p. : ill. ; 23 cm. Includes index and references ISBN: 0077072103 Source: B-14696 Subjects--Topical Terms: Operations research. LC Class. No.: T57.6 / .W54.1989