Lemert, Charles C.
Southern Illinois University Press, 1979
Buku Teks
Weber, Max, 1864-1920
Routledge & Kegan Paul, 1977
Buku Teks
Schrag, Clarence C.
Harper & Row, 1963
Buku Teks
Zanden, James W. Vander
John Wiley & Sons, 1979
Buku Teks
Ogburn, William F.
Houghton Mifflin, 1946
Buku Teks