TY  - BOOK
AU  - Billings,Marland Pratt
TI  - Structural geology,
AV  - QE601 .B5
U1  - 551.8 
PY  - 1942///
CY  - New York
PB  - Prentice-Hall, Inc.
KW  - Geology, Structural
KW  - Tectonique
KW  - ram
N1  - Includes bibliographical references
UR  - http://www.archive.org/details/structuralgeolog00bill
UR  - http://www.openlibrary.org/books/OL6440179M
ER  -