Real, Michael R
Prentice-Hall, 1977
Buku Teks
Hodkinson, Paul, author
Sage Publications, 2011
Buku Teks
Adorno, Theodor W., author
Routledge, 1991
Buku Teks
Coleman, Loren, author
Paraview Pocket Books, 2004
Buku Teks
Jenkins, Henry
New York Univesity Press, 2013
Buku Teks