TY  - BOOK
AU  - Brown, William Burlie,
TI  - United states history: A bridge to the world of ideas 
AV  - E178.2 B76
PY  - 1960///
CY  - Washington, D.C.
PB  - Service center for teachers of history
KW  - Estados Unidos
KW  - Historia
KW  - Sinopsis, silabas, etc
KW  - Bibliografia
ER  -