Piaget Jean & Inhelder Bärbel - Le développement des quantités physiques chez l'enfant - Conservation et atomisme - 4e édition - Collection " Actualités pédagogiques et psychologiques ".

Delachaux et Niestlé, 1978. 1978. In-8. Broché. Etat d'usage, Couv. convenable, Coiffe en tête abîmée, Papier jauni. XXVII+344 pages - couverture contrepliée - coiffes abîmées.. . . . Classification Dewey : 155.4-Psychologie de l'enfant. ISBN: 2242000683.

See/Hide Conditions of Sale

Following conditions of sale apply:
Terms of Sale

Conditions de payment: the books are sent when the payment is recieved.
Credit Cards accepted: Visa and Master Cards.
Conditions of delivery: books are send daily as soon as the payment is recieved.
The book can be returned within 7 days after it has been acquired, and it's price is refunded. The costs are covered if the mistake (in the case there actually is a mistake) is ours.