TY  - GEN
AU  - Verdejo Carrión,A L
TI  - [Motivation in old age and productivity]
SN  - 0145-6245
PY  - 1984///1005
KW  - Aged
KW  - psychology
KW  - Aging
KW  - Efficiency
KW  - Employment
KW  - Humans
KW  - Motivation
KW  - Puerto Rico
KW  - Retirement
KW  - Work
N1  - Publication Type: Journal Article
ER  -