TY  - BOOK
AU  - Piaget, Jean 
AU  - Inhelder, Barbel 
AU  - Szeminsk, Alina 
TI  - The child's conception of geometry: Jean Piaget, Barbel Inhelder & Alina Szeminsk
PY  - 1960///
CY  - New York
PB  - Basic Books
KW  - Piaget Jean 1896
KW  - 1980
KW  - Geometry
KW  - Concept
N1  - Includes index
ER  -