APA (7th ed.) Citation

Prem Kumar Gupta & Hira, D. (2009). Operations research (7th ed.). S. Chand.

Chicago Style (17th ed.) Citation

Prem Kumar Gupta and D.S Hira. Operations Research. 7th ed. New Delhi, India: S. Chand, 2009.

MLA (9th ed.) Citation

Prem Kumar Gupta and D.S Hira. Operations Research. 7th ed. S. Chand, 2009.

Warning: These citations may not always be 100% accurate.