TY  - GEN
AU  - edit by Hamilton, Vernon
AU  - Vernon, Magdelen D.
TI  - Development of cognitive processes
SN  - 0123217504
U1  - 153.4 
PY  - 1976///
CY  - London
PB  - Academic Press
KW  - 1.knowledge,thought of
KW  - 2.Child psychology
N1  - HB; Includes index
ER  -