Churchill, R.R., author
Manchester University Press, 1992
Buku Teks
Andrassy, Juraj
Columbia University Press, 1970
Buku Teks
Colombos, C. John, author
Longman, 1959
Buku Teks
Tanaka, Yoshifumi, author
Cambridge University Press, 2015
Buku Teks
Bowett, D. W. (Derek William), author
Manchester University Press, 1967
Buku Teks