APA (7th ed.) Citation

Papua New Guinea. Department of Enga & Papua New Guinea. National Planning Office. (1980). Enga resource atlas. [National Planning Office].

Chicago Style (17th ed.) Citation

Papua New Guinea. Department of Enga and Papua New Guinea. National Planning Office. Enga Resource Atlas. [Waigani]: [National Planning Office], 1980.

MLA (9th ed.) Citation

Papua New Guinea. Department of Enga and Papua New Guinea. National Planning Office. Enga Resource Atlas. [National Planning Office], 1980.