TY  - BOOK
AU  - Gilluly,James,1896-
TI  - Principles of geology
T2  - A Series of books in geology
AV  - QE26 .G5 1968
U1  - 550 
PY  - 1968///]
CY  - San Francisco
PB  - W. H. Freeman
KW  - Geology
N1  - Includes bibliographies
ER  -