Routledge, 1988
Buku Teks
co-edited by Jack L. Nelson and Vera M. Green
Human Rights Publishing Group, 1980
Buku Teks
M. Nijhoff Publishers, 1982
Buku Teks
[publisher not identified], [date of publication not identified]
Buku Teks
Drost, Pieter N., author
A.W. Sijthoff, 1965
Buku Teks