@book{2853,
	author = {LIU, CHUNG LAUNG.},
	title = {ELEMENTS OF DISCRETE MATHEMATICS/ },
	publisher = {MCGRAW-HILL},
	year = {1985},
	series = {MCGRAW-HILL COMPUTER SCIENCE SERIES},
	address = {NEW YORK ; MEXICO: },
	edition = {2},
	note = {INCLUYE BIBLIOGRAFIA E INDICE.}
}