APA-čujuhus (7. p.)
Kalavathy, S. (2016). Operations research (4th ed.). Vikas Pub.
Chicago-čujuhus (17. p.)
Kalavathy, S. Operations Research. 4th ed. Kolkata: Vikas Pub, 2016.
MLA-čujuhus (9. p.)
Kalavathy, S. Operations Research. 4th ed. Vikas Pub, 2016.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.