APA Edition Citation

Prem Kumar Gupta and Hira, D. S. (2010). Operations research.

Chicago Edition Citation

Prem Kumar Gupta and Hira, D S. Operations Research. S. Chand & Company, New Delhi, 2010.

MLA Edition Citation

Prem Kumar Gupta and Hira, D S. Operations Research. 2010.

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