Hillier, F. S., & Lieberman, G. J. (1990). Introduction to Operations Research (5th ed.). McGraw Hill Pub Co.
Dyfyniad Arddull ChicagoHillier, Frederick S., and Gerald J. Lieberman. Introduction to Operations Research. 5th ed. New York: McGraw Hill Pub Co, 1990.
Dyfyniad MLAHillier, Frederick S., and Gerald J. Lieberman. Introduction to Operations Research. 5th ed. McGraw Hill Pub Co, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.