TY  - BOOK
AU  - Harris, A L
TI  - The Caledonian appalachian orogen
SN  - 0632017961
AV  - GY QE654.C26 
PY  - 1988///
CY  - London
PB  - Oxford University Press
KW  - Paleozoic,
KW  - Geology ,
KW  -  stratigraphic
ER  -