The Free Press, 1962
Buku Teks
Williams, Raymond, author
The University of Chicago Press, , 1995
Buku Teks
Schusky, Ernest l.
Prentice-Hall, 1973
Buku Teks
Park, Robert Ezra, author
The Free Pressof Glencoe, 1950
Buku Teks
Trostle, James A, author
Cambridge University Press, 2005
Buku Teks