@book{16871,
	author = {Catholic International Union for Social Service. and Hahn, Georges.},
	title = {El trabajador social y sus medios de acción},
	publisher = {Euramérica},
	year = {1966.},
	series = {Colección A/S},
	address = {Madrid},
	note = {"U.C.I.S. XI Congreso Mundial del Servicio Social."}
}