@book{179082,
	author = {López-Yarto Elizalde, Luis.},
	title = {Dínamica de grupos cincuenta años después},
	publisher = {Editorial Descleé de Brouwser},
	year = {1999.},
	series = {Crecimiento personal},
	address = {Bilbao, España},
	edition = {4th ed.},
	note = {Includes index.}
}