APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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