Papua New Guinea University of Technology & Davidson, J. (1976). [Report of the Committee of Enquiry into the Operation of the Analysis Laboratory]. Papua New Guinea University of Technology.
Lua i Stíl Chicago (17ú heag.)Papua New Guinea University of Technology agus John Davidson. [Report of the Committee of Enquiry into the Operation of the Analysis Laboratory]. Lae: Papua New Guinea University of Technology, 1976.
Lua MLA (9ú heag.)Papua New Guinea University of Technology agus John Davidson. [Report of the Committee of Enquiry into the Operation of the Analysis Laboratory]. Papua New Guinea University of Technology, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.