TY  - BOOK
AU  - Ackert, Patricia 
TI  - Facts and figures 
SN  - 088377320
U1  - 428.64 A176F 
PY  - 1986///
CY  - Estados Unidos 
PB  - Cambridge university 
KW  - INTERESTING PEOPLE OF THE WORLD
KW  - EXPLORATION AND ADVENTURE
KW  - INVENTIONS AND INVENTORS
ER  -