TY  - BOOK
AU  - Hayslip,Bert
AU  - Panek,Paul E.,coaut
ED  - Harper Collins College.
TI  - Adult development and aging
SN  - 0-06-500244-X
AV  - BF724.5 H39 1993
PY  - 1993///
CY  - New York, N. Y.
PB  - Harper Collins College
N1  - Incluye bibliografia
ER  -