Yocum, J. C. (1932). The facilities of Ohio newspapers for retail advertising. The Ohio State University Press.
Dyfyniad Arddull ChicagoYocum, James Carleton. The Facilities of Ohio Newspapers for Retail Advertising. Columbus: The Ohio State University Press, 1932.
Dyfyniad MLAYocum, James Carleton. The Facilities of Ohio Newspapers for Retail Advertising. The Ohio State University Press, 1932.
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