Sharma J K. (2013). Operation Research (5th.). Macmilan Publisher.
Chicago-čujuhus (17. p.)Sharma J K. Operation Research. 5th. New Delhi: Macmilan Publisher, 2013.
MLA-čujuhus (9. p.)Sharma J K. Operation Research. 5th. Macmilan Publisher, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.