TY  - BOOK
TI  - Life span: evolutionary: ecological, and demographic perspectives 
SN  - 0878341110
U1  - 612.68 
PY  - 2003///
CY  - New York
PB  - Population Council
KW  - Life spans (Biology)
KW  - Longevity
KW  - Population biology
KW  - Demography
ER  -