TY  - MANSCPT
AU  - Strang, Ruth 
TI  - Study of young children / 
U1  - 136.7 St8 
PY  - 1954///
CY  - s.l. : 
PB  - Abingdon Press, 
KW  - PsicologÃ­a-NiÃ±os
KW  - NiÃ±os-Estudio del
N1  - On the first five years of the child's life. Henry M. Bullock, gen. editor
ER  -