TY  - BOOK
AU  - Mussen,Paul Henry
TI  - Psychological Development, A Life-Span Approach
SN  - 0060446927
U1  - 155 PSY 
PY  - 1979///
CY  - New York
PB  - Harper & Row
KW  - Developmental psychology
N1  - Includes bibliographies and index
ER  -