@book{100112,
	author = {Colegio de México},
	title = {Pedro Enríquez Ureña en el 60 aniversario de su muerte},
	publisher = {El Colegio de México,},
	year = {2006},
	series = {El Colegio de México : boletin editorial},
	address = {México, D.F. :}
}