TY  - BOOK
AU  - Ambrose,Stephen E.
TI  - Undaunted courage: Meriwether Lewis, Thomas Jefferson, and the opening of the American West 
SN  - 0684811073
PY  - 1996///
CY  - New York
PB  - Simon & Schuster
KW  - Lewis, Meriwether,
KW  - Clark, William,
KW  - Jefferson, Thomas,
KW  - Esploratori
KW  - USA
KW  - Secolo 19
KW  - sbaa
N1  - Bibliografia (p. 493-496) e indice
ER  -