Yocum, J. C. (1932). The facilities of Ohio newspapers for retail advertising. The Ohio State University Press.
Chicago-referens (17:e uppl.)Yocum, James Carleton. The Facilities of Ohio Newspapers for Retail Advertising. Columbus: The Ohio State University Press, 1932.
MLA-referens (8:e uppl.)Yocum, James Carleton. The Facilities of Ohio Newspapers for Retail Advertising. The Ohio State University Press, 1932.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.