TY  - BOOK
AU  - Longwell,Chester R
AU  - Flint,Richard Foster
TI  - Introduction to Physical Geology
U1  - 551 LON F  
PY  - 1955///.
CY  - New York : 
PB  - John Wiley and Sons, 
KW  - Igneous geology
KW  - Physical geology
N1  - Includes index
ER  -