Papua New Guinea. Dept. of Forests & Papua New Guinea. Dept. of Forests. Annual report. The Dept.
Lua i Stíl Chicago (17ú heag.)Papua New Guinea. Dept. of Forests agus Papua New Guinea. Dept. of Forests. Annual Report. Port Moresby: The Dept.
Lua MLA (8ú heag.)Papua New Guinea. Dept. of Forests agus Papua New Guinea. Dept. of Forests. Annual Report. The Dept.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.