@book{61595,
	author = {Napier, Rodney. W. and Grershenfeld, Matti K.},
	title = {Grupos },
	publisher = {: Trillas},
	year = {, 2000.},
	address = {México },
	edition = {4a. ed.},
	note = {Plan flexible
Psicología / Desarrollo de comunidades P16 / (04 000221)}
}