TY  - BOOK
AU  - Valentine, Charles Wilfred
TI  - The normal child and some of his abnormalities: A General Introduction to the Psychology of Childhood / 
PY  - 1970///
CY  - Harmondsworth : 
PB  - Penguin Books , 
KW  - Infancia
KW  - Psicología
N1  - Incluye Índice analítico.
ER  -