edited by Ray Laurence, Joanne Berry
Routledge, 1998
Buku Teks
Verkuyten, Maykel, author
Routledge, 2014
Buku Teks
Galston, William A., author
Cambridge University Press, 2005
Buku Teks
Irmawati Marwoto, author
Faculty of Humanities University of Indonesia, 2019
Artikel Jurnal
Barker, Chris, author
Sage , 2001
Buku Teks