Starke, J.G., author
Butterworth , 1958
Buku Teks
Wilson, George Graton, author
Oceana Publication, 1964
Buku Teks
Wright, Quincy, author
Asia Publishing House, 1960
Buku Teks
Shearer, I. A.
Butterworth, 1994
Buku Teks
edited by Nandasiri Jasentuliyana
Kluwer Law Internasional, 1995
Buku Teks