APA (7th ed.) Citation

Gupta, P., & Hira D.S. (2020). Operations Research (7th.). S.Chand Publisher.

Chicago Style (17th ed.) Citation

Gupta, P.K, and Hira D.S. Operations Research. 7th. New Delhi: S.Chand Publisher, 2020.

MLA (9th ed.) Citation

Gupta, P.K, and Hira D.S. Operations Research. 7th. S.Chand Publisher, 2020.