Churchman, C. W., Russell L Ackoff, & E. Leonard Arnoff A. (1957). Introduction to operations research. Wiley.

Churchman, C. West, Russell L Ackoff, and E. Leonard Arnoff A. Introduction to Operations Research. New York: Wiley, 1957.

Churchman, C. West, et al. Introduction to Operations Research. Wiley, 1957.