TY  - BOOK
AU  - Piaget,Jean
AU  - Inhelder,Barbelcoaut
TI  - The Origin of the idea of chance in children
SN  - 0393011135
AV  - BF723 P53 1975
PY  - 1975///
CY  - USA
PB  - W.W. Norton & Company Inc.
KW  - Niños-enseñanza
KW  - Psicologìa infantil
ER  -