Rosen, K. H. (1999). Discrete mathematics and its applications (4th ed.). WCB/McGraw-Hill.
Dyfyniad Arddull ChicagoRosen, Kenneth H. Discrete Mathematics and Its Applications. 4th ed. Boston: WCB/McGraw-Hill, 1999.
Dyfyniad MLARosen, Kenneth H. Discrete Mathematics and Its Applications. 4th ed. WCB/McGraw-Hill, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.