TY  - GEN
AU  - Piaget,Jean
AU  - Inhelder,Barbel
AU  - Weaver,Helen
TI  - The Psychology of the Child
SN  - 0710067518
U1  - 155.4 22
PY  - 1969///
CY  - London
PB  - Routledge & Kegan Paul
KW  - Child psychology
N1  - Includes bibliographical references (p. [161]-162) and index (p. [163]-173)
ER  -