TY  - BOOK
AU  - Lawton,M.Powell (Mortimer Powell)
AU  - Herzog,A.Regula (Anna Regula)
TI  - Special research methods for gerontology
SN  - 0895030616
U1  - 305.2'6'072 
PY  - 1991///
CY  - New York
PB  - Baywood Publishing Co
KW  - Gerontology
KW  - Research
KW  - Methodology
KW  - Local
KW  - Longitudinal studies
N1  - Includes bibliographies
ER  -