Canberra Publisjing & Printing Co., 1987
Buku Teks
Nyerere, Julius Kambarage
Oxford University Press, 1990
Buku Teks
Denny Indrayana, 1972-
Intrans Publishing, 2016
Buku Teks
Information Canada, 1972
Buku Teks
Kampuchea Inquiry Commission , 1982
Buku Teks