Yadav S.R. (2014). Operations Research. Oxford University Press.
Dyfyniad Arddull ChicagoYadav S.R. Operations Research. New Delhi: Oxford University Press, 2014.
Dyfyniad MLAYadav S.R. Operations Research. Oxford University Press, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.