Dyfyniad APA

Hillier, F. S., & Lieberman, G. J. (1994). Operations research.- 2nd ed. (2nd ed.). CBS.

Dyfyniad Arddull Chicago

Hillier, Frederick S., and Gerald J. Lieberman. Operations Research.- 2nd Ed. 2nd ed. New Delhi: CBS, 1994.

Dyfyniad MLA

Hillier, Frederick S., and Gerald J. Lieberman. Operations Research.- 2nd Ed. 2nd ed. CBS, 1994.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.