Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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