Natarajan, A. M. (2014). Operations Research (2nd.). Pearson.
Chicago-čujuhus (17. p.)Natarajan, A M. Operations Research. 2nd. Pearson, 2014.
MLA-čujuhus (9. p.)Natarajan, A M. Operations Research. 2nd. Pearson, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.