A bibliographic guide to the economic regions of the United States : a report prepared for the Commission on Methods of Economic Regionalization of the International Geographical Union
Research paper (University of Chicago. Department of Geography) ;
Berry, Brian Joe Lobley, 1934-
Hankins, Thomas D.
International Geographical Union. Commission on Methods of Economic Regionalization.
by Brian J. L. Berry and Thomas D. Hankins.
1975
1963
A bibliographic guide to the economic regions of the United States : a report prepared for the Commission on Methods of Economic Regionalization of the International Geographical Union