Artikel Jurnal
Ottaway, Patrick
Routledge , 1992
Buku Teks
edited by Debra L. Martin, University of Nevada, Las Vegas, Cheryl P. Anderson, University of Nevada, Las Vegas.
Cambridge University Press, 2014
Buku Teks
Kagan, Shelly, author
Yale University Press, 2012
Buku Teks
Kagan, Shelly, author
Yale University Press, 2012
Buku Teks