@book{189557,
	author = {Saunders, Ruth A. and Bingham-Newman, Ann M.},
	title = {Perspectivas piagetianas en la educación infantil},
	publisher = {Ediciones Morata},
	year = {2000.},
	series = {Colección : Educación infantil y primaria},
	address = {Madrid},
	edition = {2da ed.}
}