TY  - BOOK
AU  - Emmons,William H.(William Harvey),1876- Geology
TI  - Geology: principles and processes
PY  - 1960///
CY  - New York
PB  - McGraw-Hill
KW  - Physical geology
N1  - First ed. by W. H. Emmons published in 1932 under title: Geology; Includes bibliographies
ER  -