APA استشهاد

Kothari, C. . R. (2010). Introduction to operational research (3 edition.).

استشهاد بنمط شيكاغو

Kothari, C R. Introduction to Operational Research. 3 edition. Vikas Publications, Delhi, 2010.

MLA استشهاد

Kothari, C R. Introduction to Operational Research. 3 edition. 2010.