Gupta, A. (2005). Operation Research. I.K. International Publishing House.
Cita Chicago (17th ed.)Gupta, Anju. Operation Research. New Delhi: I.K. International Publishing House, 2005.
Cita MLA (9th ed.)Gupta, Anju. Operation Research. I.K. International Publishing House, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.