TY  - BOOK
AU  - Zumberge, James H.
AU  - Nelson, Clemens A.
TI  - Elements of physical geology
SN  - 9780471986744
U1  - 551 
PY  - 1976///
CY  - New York
PB  - John Wiley 
KW  - Earth Sciences
N1  - Previou title: Elements of Geology
ER  -