@book{71142,
	author = {Gesell, Arnold},
	title = {El niño de 5 y 6 años},
	publisher = {: Editorial Paidós},
	year = {, 2000},
	series = {Guías para padres, Serie Gesell 2 },
	address = {México},
	note = {Título original: the child from five to ten. capitulos 5 y 6 }
}