APA (7th ed.) Citation

(1991). The importance of the Ok Tedi mine to Papua New Guinea. Centre for International Economics.

Chicago Style (17th ed.) Citation

The Importance of the Ok Tedi Mine to Papua New Guinea. Canberra: Centre for International Economics, 1991.

MLA (9th ed.) Citation

The Importance of the Ok Tedi Mine to Papua New Guinea. Centre for International Economics, 1991.