Lee, Joel, author
Faculty of Law National University of Singapore, 2001
Buku Teks
Baum, Andrew E., author
Routledge, 1990
Buku Teks
Baum, Andrew E., author
Routledge, 1992
Buku Teks
Loretto, M.H.,author
Chapman & Hall, 1994
Buku Teks
Rifkin, Susan B., author
World Health Organization, 1990
Buku Teks