APA (7th ed.) Citation

Palmer, C. F., & Innes, A. E. (1980). Operational research by example. Macmillan.

Chicago Style (17th ed.) Citation

Palmer, Colin F., and A. E. Innes. Operational Research by Example. London: Macmillan, 1980.

MLA (9th ed.) Citation

Palmer, Colin F., and A. E. Innes. Operational Research by Example. Macmillan, 1980.