Kapoor, V. (1999). Operations research problems and solutions (4th(rev.).). Sultan Chand.
Chicago-čujuhus (17. p.)Kapoor, V.K. Operations Research Problems and Solutions. 4th(rev.). New Delhi: Sultan Chand, 1999.
MLA-čujuhus (9. p.)Kapoor, V.K. Operations Research Problems and Solutions. 4th(rev.). Sultan Chand, 1999.
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