@book{12460,
	author = {Johnsonbaugh, Richard J. and González Osuna, Marcia Aída, traductor},
	title = {Matemáticas discretas /},
	publisher = {Pearson Educación, },
	year = {2005},
	address = {México, D. F. México :},
	edition = {Sexta edición},
	note = {Incluye índice.}
}