Papua New Guinea. Chief Minister (1973-1975 : Somare) & Somare, M. (1972). Statement by Chief Minister on Caribou crash. Office of the Chief Minister?.
Chicago-referens (17:e uppl.)Papua New Guinea. Chief Minister (1973-1975 : Somare) och Michael Somare. Statement by Chief Minister on Caribou Crash. [Port Moresby: Office of the Chief Minister?, 1972.
MLA-referens (9:e uppl.)Papua New Guinea. Chief Minister (1973-1975 : Somare) och Michael Somare. Statement by Chief Minister on Caribou Crash. Office of the Chief Minister?, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.