Fred Landesman The John Wayne Filmography Jefferson, North Carolina, and London, 2004 |
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Mark Ricci, Boris Zmijewsky, Steve Zmijewsky The Complete Films of John Wayne New York, NY, 1995 |
Herb Fagen The encyclopedia of westerns New York, 2003 |
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Jay Robert Nash, Stanley Ralph Ross The Motion Picture Guide, Volume I A-B 1927-1983 Chicago, 1985 |