@book{153610,
	author = { Congreso Nacional de Derecho Constitucional  and Valadés, Diego.},
	title = {Memoria del IV Congreso Nacional de Derecho Constitucional },
	publisher = {Universidad Nacional Autónoma de México, },
	year = {2001.},
	series = {Doctrina jurídica ; },
	address = {México, D.F. : },
	edition = {1a ed.}
}