ARAnow, Edward Ross
Columbia University Press, 1968
Buku Teks
Clinard, Marshall B. (Marshall Barron), author
Sage Publications, 1985
Buku Teks
Feis, Herbert
W.W. Norton, 1967
Buku Teks
Monks, Robert A. G., 1933-, author
Blackwell, 2001
Buku Teks
Prochonow, Herbert V.
Prentice-Hall, 1950
Buku Teks