A bibliographic guide to the economic regions of the United States;
APA Citation
Berry, B. Joe Lobley., Hankins, T. D., International Geographical Union. Commission on Methods of Economic Regionalization. (1963). A bibliographic guide to the economic regions of the United States. Chicago: University of Chicago, Dept. of Geography.
MLA Citation
Berry, Brian Joe Lobley, 1934-, Thomas D Hankins, and International Geographical Union. Commission on Methods of Economic Regionalization. A Bibliographic Guide to the Economic Regions of the United States. Chicago: University of Chicago, Dept. of Geography, 1963.
Warning: These citations may not always be complete (especially for serials).