Gupta, P. K., & Hira, D. S. (1991). Linear Programming and Theory of Games. S. Chand & Company.
Cita Chicago (17th ed.)Gupta, P. K., i D. S. Hira. Linear Programming and Theory of Games. New Delhi: S. Chand & Company, 1991.
Cita MLA (9th ed.)Gupta, P. K., i D. S. Hira. Linear Programming and Theory of Games. S. Chand & Company, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.