TY  - BOOK
AU  - Mussen, Poul H. 
TI  - The psychological development of the child
U1  - 155.4 MUS-P 3200 
PY  - 1963///
CY  - USA
PB  - Prentice Hall
KW  - Psychological development
KW  -  Behavior Disorders
KW  - Child Behavior Disorders
N1  - Psychological Development; Key Theories and Concepts; Cognitive, Emotional, and Social Growth
ER  -