Janis, Mark W., author
Little, Brown , 1993
Buku Teks
Giesen, Dieter, author
Martinus Nijhoff, 1988
Buku Teks
Cheshire, G. C.
At The Clarendon Press, 1952
Buku Teks
Morris, J.H.C.
At The Clarendon Press, 1960
Buku Teks
Bowett, D. W. (Derek William), author
Stevens & Sons , 1982
Buku Teks