TY  - BOOK
AU  - Piaget Jean
TI  - Child's conception of time. Translated from the Fr
SN  - 7100 6358 x
U1  - R2xM96, K9 
PY  - 1969///
CY  - London
PB  - Routledge and Kegan Paul U. K.     
KW  -  Philosophy
KW  - Epistemology-Piaget
ER  -