Unesco Press, 1975
Buku Teks
Fernando, Enrique M.
The University of the Philippines Law Center, 1978
Buku Teks
Komisi Nasional Hak Asasi Manusia, 2005
Buku Teks
Selby, David, author
Cambridge University Press, 1988
Buku Teks
EARTHSCAN, 2005
Buku Teks