TY  - BOOK
AU  - Thoman, Richard S.
AU  - Corbin, Peter B.
TI  - Geography of economic activity
SN  - 0-07-064207-9
U1  - 330.9 
PY  - 1974///
CY  - New York
PB  - McGraw Hill
N2  - The feild of ecoomic geography
ER  -