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].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.