Selby, David
Cambridge University Press, 1988
Buku Teks
Omar, Imtiaz
Kluwer Law International, 1996
Buku Teks
Unesco, 1970
Buku Teks
edited by Ian Brownlie, Guy S. Goodwin-Gill
Clarendon Press, 1971
Buku Teks
Centre for Human Right, United Nations , 1991
Buku Teks