James SL Yong, editor and compiler
Times Media, 2003
Buku Teks
Edited by Pat Woodrum
The Haworth Press, 1989
Buku Teks
Cassell, Kay Ann, author
Facet Publishing, 2006
Buku Teks
Cassel, Kay Ann, author
Neal-Schuman , 2006
Buku Teks
Sage Publications, 2012
eBooks