APA (7th ed.) Zitazioa
Kalavathy, S. (2016). Operations research (4th ed.). Vikas Pub.
Chicago Style (17th ed.) Zitazioa
Kalavathy, S. Operations Research. 4th ed. Kolkata: Vikas Pub, 2016.
MLA (9th ed.) Zitazioa
Kalavathy, S. Operations Research. 4th ed. Vikas Pub, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.