Natarajan, A. M. (2014). Operations Research (2nd.). Pearson.
Lua i Stíl Chicago (17ú heag.)Natarajan, A M. Operations Research. 2nd. Pearson, 2014.
Lua MLA (9ú heag.)Natarajan, A M. Operations Research. 2nd. Pearson, 2014.
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