APA (7th ed.) Citation

Papua New Guinea. Office of Information & Ashton, C. (1980). Papua New Guinea. Office of Information.

Chicago Style (17th ed.) Citation

Papua New Guinea. Office of Information and Chris Ashton. Papua New Guinea. Port Moresby: Office of Information, 1980.

MLA (9th ed.) Citation

Papua New Guinea. Office of Information and Chris Ashton. Papua New Guinea. Office of Information, 1980.

Warning: These citations may not always be 100% accurate.