TY  - BOOK
AU  - Sugarman, Leonie
TI  - Life-span development: : Concepts, theories and interventions 
SN  - 0416343902 (pbk)
U1  - 150 
PY  - 1986///
CY  - London
PB  - Methuen & Co.
KW  - Developmental psychology
N1  - Includes bibliographical references and index
ER  -