edited by Nicola Yelland
Open University Press, 2005
Buku Teks
United Nations , 1963
Buku Teks
Heller, Jack
The Law School of Harvard University, 1963
Buku Teks
Bray, Mark
The Commonwealth Secretariat, 1986
Buku Teks
Lipton, Michael, author
Yayasan Ilmu-Ilmu Sosial, 1980
Buku Teks