TY  - BOOK
AU  - Hasselt, Vincent B. Van and Hersen, Michel
TI  - Handbook of social development: : a lifespan perspective
SN  - 0306441411
U1  - 307.14 
PY  - 1992///
CY  - London
PB  - ; Plenum Press
KW  - Social Development
KW  - Social Science
ER  -