Alex, Law, author
Sage Publications, 2012
eBooks
edited by Andrew Edgar and Peter Sedgwick
Routledge , 2006
Buku Teks
Cambridge University Press, 2020
eBooks
Hughes, Christina, author
Sage, 2002
Buku Teks
McDonald, Lee Cameron, author
Harcour Brace Jovanwich, 1968
Buku Teks