TY  - BOOK
AU  - Piaget,Jean
TI  - The psychology of intelligence
T2  - International library of psychology, philosophy and scientific method
AV  - BF431 .P48272
U1  - 151 
PY  - 1950///]
CY  - London
PB  - Routledge & Paul
KW  - Intellect
KW  - Local
N1  - Bibliography: p. 174-176
ER  -