Cita APA (7a ed.)

Gupta, P. K., & Hira, D. S. (1995). Introduction to Operations Research. S. Chand & Company.

Cita Chicago Style (17a ed.)

Gupta, P. K., y D. S. Hira. Introduction to Operations Research. New Delhi: S. Chand & Company, 1995.

Cita MLA (9a ed.)

Gupta, P. K., y D. S. Hira. Introduction to Operations Research. S. Chand & Company, 1995.