Cita APA (7th ed.)

Papua New Guinea. Dept. of Forests & Papua New Guinea. Dept. of Forests. Annual report. The Dept.

Cita Chicago (17th ed.)

Papua New Guinea. Dept. of Forests i Papua New Guinea. Dept. of Forests. Annual Report. Port Moresby: The Dept.

Cita MLA (8th ed.)

Papua New Guinea. Dept. of Forests i Papua New Guinea. Dept. of Forests. Annual Report. The Dept.