Swarup, K. ;. G. (2015). Operations research. S.Chand & Sons.
Chicago Style aipamenaSwarup, Kanti ; Gupta. Operations Research. New Delhi: S.Chand & Sons, 2015.
MLA aipamenaSwarup, Kanti ; Gupta. Operations Research. S.Chand & Sons, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.