@book{18045,
	author = {Friedlander, Walter A.},
	title = {Conceptos y métodos del servicio social},
	publisher = {Editorial Kapelusz},
	year = {1969.},
	series = {Biblioteca de psicología contempóranea},
	address = {Buenos Aires},
	note = {Translation of : Concepts and methods of social work.}
}