APA-referens (7:e uppl.)

Papua New Guinea Institute of Technology. Dept. of Surveying. (1972). Third year surveying students library project. Papua New Guinea Institute of Technology, Dept. of Surveying ].

Chicago-referens (17:e uppl.)

Papua New Guinea Institute of Technology. Dept. of Surveying. Third Year Surveying Students Library Project. [Lae: Papua New Guinea Institute of Technology, Dept. of Surveying ], 1972.

MLA-referens (9:e uppl.)

Papua New Guinea Institute of Technology. Dept. of Surveying. Third Year Surveying Students Library Project. Papua New Guinea Institute of Technology, Dept. of Surveying ], 1972.