TY  - GEN
AU  - Root, Douglas
AU  - Irwin, Jerry
TI  - Pennsylvania
T2  - Compass American Guides
SN  - 0679001824
U1  - 917R782pe 
PY  - 2000///
CY  - Oakland: 
PB  - Fodor's travel, 
KW  - Pennsylvania
KW  - Guías turísticas
ER  -