APA (7th ed.) Citation

White, D. J., Lawrie, N., & Donaldson, W. A. (1969). Operational research techniques. Business Books.

Chicago Style (17th ed.) Citation

White, D. J., Norman Lawrie, and William Anderson Donaldson. Operational Research Techniques. London: Business Books, 1969.

MLA (8th ed.) Citation

White, D. J., et al. Operational Research Techniques. Business Books, 1969.

Warning: These citations may not always be 100% accurate.