@book{304727,
	author = {Piaget, Jean and Inhelder, Bärbel},
	title = { La  psychologie de l'enfant},
	editor = {Normandie roto impr.},
	publisher = {PUF},
	year = {2011},
	series = {Quadrige},
	address = {Paris},
	edition = {2e éd}
}