Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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