TY  - BOOK
AU  - Colby,Charles Carlyle,1884-.
AU  - Foster,Alice,1872-
TI  - Economic geography: industries and resources of the comercial world
U1  - 330.9/C672 
PY  - 1940///
CY  - Boston, Estados Unidos 
PB  - Ginn.
KW  - GEOGRAFIA ECONOMICA
ER  -