Demmart, H. G. (1973). The Economics of professional team sports. Lexington Books.
Lua i Stíl Chicago (17ú heag.)Demmart, Henry G. The Economics of Professional Team Sports. Lexington, Mass: Lexington Books, 1973.
Lua MLA (9ú heag.)Demmart, Henry G. The Economics of Professional Team Sports. Lexington Books, 1973.
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