GOEL B S. (2003). OPERATIONS RESEARCH. PRAGATI PRAKASHAN.
Chicago-čujuhus (17. p.)GOEL B S. OPERATIONS RESEARCH. MEERUT: PRAGATI PRAKASHAN, 2003.
MLA-čujuhus (9. p.)GOEL B S. OPERATIONS RESEARCH. PRAGATI PRAKASHAN, 2003.
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