Hiller, Frederick S. Introduction to operations research / Frederick S. Hiller and Gerald J. Lieberman - San Francisco : Holden-Day, c1967. - x, 639 p. : ill. ; 23 cm. Includes index Subjects--Topical Terms: Operations research. LC Class. No.: T57.6 / .H55 1967 Dewey Class. No.: 658.5 / H654i