Cita APA (7a ed.)

(1983). Papua New Guinea's petroleum industry in the 21st century. PNG Chamber of Mines and Petroleum.

Cita Chicago Style (17a ed.)

Papua New Guinea's Petroleum Industry in the 21st Century. Port Moresby: PNG Chamber of Mines and Petroleum, 1983.

Cita MLA (9a ed.)

Papua New Guinea's Petroleum Industry in the 21st Century. PNG Chamber of Mines and Petroleum, 1983.