@book{78836,
	author = {Méndez Ramírez, Ignacio and Namira Guerrero, Delia},
	title = {El Protocolo de investigación},
	publisher = { : Trillas},
	year = {, 1990},
	address = {México},
	edition = {2a. edición},
	note = {reimpresión 2012}
}