TY  - BOOK
AU  - 
AU  - Sherron, Ronald H.;Lumsden, D. Barry.
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 891161015
SN  - 2
PY  - 1978///];copyright 197846
CY  - Washington
PB  - Hemisphere Pub. Corp.
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Study and teaching;Education
KW  - Gerontology;Older people
KW  - United States.;United States
N1  - Includes bibliographies and index; 5
ER  -