TY  - BOOK
AU  - Santrock, John W.
AU  - 
TI  - Life-span development
SN  - 0-07-111644-3
U1  - 612.68 Sa237 2006 
CY  - Boston
PB  - McGraw-Hill.
KW  - Life expectonancy
KW  - Life cycles (Biology)
KW  - Longevity
ER  -