Churchman, C. West 1913- Introduction to operations research [by] C. West Churchman, Russell L. Ackoff [and] E. Leonard Arnoff, in collaboration with Leslie C. Edie [and others] - New York, Wiley [1957] - 645 p. illus. 24 cm. LCCN: 57005907 Subjects--Topical Terms: Operations research.Research, Industrial. LC Class. No.: Q175 / .C478 Dewey Class. No.: 658.4/034