@book{13076,
	author = {Marcieca S. J., Eduardo and Almarza Osvaldo},
	title = {Proceso grupal /},
	publisher = {Indo-American press service,},
	year = {1998.},
	series = {Colección Pedagogía Grupal; },
	address = {Bogotá :},
	edition = {8a ed.}
}