Sharma J.K. (2010). Operation Research. Macmillian.
Chicago-čujuhus (17. p.)Sharma J.K. Operation Research. New Delhi: Macmillian, 2010.
MLA-čujuhus (9. p.)Sharma J.K. Operation Research. Macmillian, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.