Developmental study of a rural-urban trade area
Mumford, H.W., and Others
Developmental study of a rural-urban trade area - Urbana 1929 - 131-208 p. - Illinois Agricultural Experiment Station. Bulletin No. 326 .
Developmental study of a rural-urban trade area - Urbana 1929 - 131-208 p. - Illinois Agricultural Experiment Station. Bulletin No. 326 .