Crepeau, R. C. (2014). NFL football: A history of America's new national pastime. University of Illinois Press.
Chicago-referens (17:e uppl.)Crepeau, Richard C. NFL Football: A History of America's New National Pastime. Urbana, [Illinois]: University of Illinois Press, 2014.
MLA-referens (9:e uppl.)Crepeau, Richard C. NFL Football: A History of America's New National Pastime. University of Illinois Press, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.