Communism — United States — Audiobooks
History of American Socialisms
by John Humphrey Noyes
Masters of deceit : The story of Communism in America and how to fight it
by J. Edgar (John Edgar) Hoover
How much Bolshevism is there in America? : Also a series of articles entitled "Russia from the inside"
by Arno Dosch-Fleurot, Hector J. Boon