TY  - BOOK
AU  - Gabler, Robert E.
TI  - Essentials of Physical Geography /Robert E. Gabler, Sager Robert J, Daniel L. Wise, James F. Petersen
SN  - 003022909X
U1  - 910GAB 
PY  - 1999///
CY  - Philadelphia
PB  - Saunders College Publishing
ER  -