@book{14448,
	author = {Valls, Enric},
	title = {Los procedimientos},
	publisher = {I.C.E. Universitat Barcelona},
	year = {1995},
	series = {Cuadernos de educación},
	address = {Barcelona},
	edition = {2ª ed.},
	note = {Contiene referencias bibliográficas p. 197-206}
}