Demmart, H. G. (1973). The Economics of professional team sports. Lexington Books.
Dyfyniad Arddull ChicagoDemmart, Henry G. The Economics of Professional Team Sports. Lexington, Mass: Lexington Books, 1973.
Dyfyniad MLADemmart, Henry G. The Economics of Professional Team Sports. Lexington Books, 1973.
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