TY  - BOOK
AU  - Hacker,Louis M.
AU  - Zahler,Helene Sara
TI  - The shaping of the American tradition
AV  - E178 .H14
U1  - 973 
PY  - 1947///
CY  - New York
PB  - Columbia university press
KW  - United States
KW  - History
KW  - Sources
KW  - Civilization
KW  - EE.UU
KW  - Historia
KW  - Fuentes
KW  - Civilización
KW  - États-Unis
KW  - Histoire
KW  - Civilisation
UR  - http://www.archive.org/details/shapingofamerica00hack
UR  - http://www.openlibrary.org/books/OL6510506M
ER  -