TY  - BOOK
AU  - Trewartha,Glenn T.
TI  - Physical elements of geography
U1  - 551.4 
PY  - 1957///
CY  - New York
PB  - McGraw - Hill Book Company
KW  - Geology -
KW  - Geology - Hydrology - Meterology -
N1  - Includes index
ER  -