Cita APA (7th ed.)

Makower, M. S., & Williamson, E. (1970). Operational research: Problems, techniques and exercises. Teach Yourself Books.

Cita Chicago (17th ed.)

Makower, Michael Stanley, i E. Williamson. Operational Research: Problems, Techniques and Exercises. London: Teach Yourself Books, 1970.

Cita MLA (9th ed.)

Makower, Michael Stanley, i E. Williamson. Operational Research: Problems, Techniques and Exercises. Teach Yourself Books, 1970.