APA استشهاد

Tripathy, P. (1997). Operations research. Kalyani publishers.

استشهاد بنمط شيكاغو

Tripathy, P.K. Operations Research. Ludhiana: Kalyani publishers, 1997.

MLA استشهاد

Tripathy, P.K. Operations Research. Kalyani publishers, 1997.