@book{27,
	author = {ALLENDOERFER, CARL B. and OAKLEY, CLETUS O.},
	title = {FUNDAMENTOS DE MATEMATICAS UNIVERSITARIAS/ },
	publisher = {MCGRAW-HILL},
	year = {1973},
	address = {MEXICO: },
	edition = {3},
	note = {INCLUYE INDICE.}
}