APA Citatie

Gupta,P.K, & Hira,D.S. (1991). Problems in Operations Research: Principles and solutions. S.Chand & company Ltd.

Chicago Style citaat

Gupta,P.K, en Hira,D.S. Problems in Operations Research: Principles and Solutions. New Delhi: S.Chand & company Ltd, 1991.

MLA citatie

Gupta,P.K, en Hira,D.S. Problems in Operations Research: Principles and Solutions. S.Chand & company Ltd, 1991.

Let op: Deze citaties zijn niet altijd 100% accuraat.