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Dyfyniad Arddull ChicagoSharma, J K. Operations Research: Theory and Applications. 3 edition. Mac Millan, 2008.
Dyfyniad MLASharma, J K. Operations Research: Theory and Applications. 3 edition. 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.