APA (7th ed.) Citation

Gue, R. L., & Thomas, M. E. (1968). Mathematical methods in operations research. Macmillan.

Chicago Style (17th ed.) Citation

Gue, Ronald L., and Michael E. Thomas. Mathematical Methods in Operations Research. New York: Macmillan, 1968.

MLA (9th ed.) Citation

Gue, Ronald L., and Michael E. Thomas. Mathematical Methods in Operations Research. Macmillan, 1968.