Papua New Guinea. Chief Electoral Office. (1968). Report of the Chief Electoral Officer on the House of Assembly election, 1968. [V.P. Bloink, Govt. printer].
Chicago-referens (17:e uppl.)Papua New Guinea. Chief Electoral Office. Report of the Chief Electoral Officer on the House of Assembly Election, 1968. Port Moresby: [V.P. Bloink, Govt. printer], 1968.
MLA-referens (8:e uppl.)Papua New Guinea. Chief Electoral Office. Report of the Chief Electoral Officer on the House of Assembly Election, 1968. [V.P. Bloink, Govt. printer], 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.