TY  - BOOK
AU  - Birren,James E.
TI  - Handbook of aging and the individual: psychological and biology aspects 
SN  - 022605346
PY  - 1959///
CY  - Chicago, USA
PB  - The University of Chicago Press
KW  - Geriatrics
KW  - handbooks
KW  - Psychological aspects
ER  -