Gass, S. I. (1975). Linear programming: Methods and applications (4th ed.). Mcgraw-Hill Book.
Dyfyniad Arddull ChicagoGass, Saul I. Linear Programming: Methods and Applications. 4th ed. New York: Mcgraw-Hill Book, 1975.
Dyfyniad MLAGass, Saul I. Linear Programming: Methods and Applications. 4th ed. Mcgraw-Hill Book, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.