TY  - BOOK
AU  - Eichorn, Dorothy H.
TI  - Present and past in middle life
SN  - 0122336801
AV  - HQ1061.P69 1981 
PB  - Academic Press
KW  - Middle age - Longitudinal studies
KW  - Life cycle , Human - Longitudinal studies
KW  - HQ
N1  - Bibliography: p. 473-491
ER  -