APA (7th ed.) Citation

Kothari, C. (1992). An introduction to operational research (3rded.). Vikas.

Chicago Style (17th ed.) Citation

Kothari, C.R. An Introduction to Operational Research. 3rded. New Delhi: Vikas, 1992.

MLA (9th ed.) Citation

Kothari, C.R. An Introduction to Operational Research. 3rded. Vikas, 1992.