@book{205346,
	author = {De Robertis, Cristina. and Pascal, Henri.},
	title = {La intervención colectiva en el trabajo social},
	publisher = {Lumen},
	year = {2007.},
	address = {Buenos Aires},
	edition = {1a.ed.},
	note = {Translation of: L'intervention collective en travail social , c 1987.}
}