Banfield, Edward C., author
Free Press, 1951
Buku Teks
Banfield, Edward C., author
Free Press, 1965
Buku Teks
Banfield, Edward C., author
Free Press, 1966
Buku Teks
Banfield, Edward C., author
Little, Brown , 1970
Buku Teks
Dimock, Marshall Edward, author
Henry Holt , 1953
Buku Teks