@book{23263,
	author = {Gutiérrez Sènz, Raúl. and Sánchez González, José.},
	title = {Metodología del trabajo intelectual /},
	publisher = {Esfinge },
	year = {2000.},
	address = {México },
	edition = {18a ed.},
	note = {Incluye índice}
}