Kapoor, V. (1999). Operations research problems and solutions (4th(rev.).). Sultan Chand.
Cita Chicago (17th ed.)Kapoor, V.K. Operations Research Problems and Solutions. 4th(rev.). New Delhi: Sultan Chand, 1999.
Cita MLA (9th ed.)Kapoor, V.K. Operations Research Problems and Solutions. 4th(rev.). Sultan Chand, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.