Grimaldi, R. P. (1989). Discrete and combinatorial mathematics: An applied introduction (2nd ed.). Addison-Wesley.
Dyfyniad Arddull ChicagoGrimaldi, Ralph P. Discrete and Combinatorial Mathematics: An Applied Introduction. 2nd ed. Reading, Mass: Addison-Wesley, 1989.
Dyfyniad MLAGrimaldi, Ralph P. Discrete and Combinatorial Mathematics: An Applied Introduction. 2nd ed. Addison-Wesley, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.