Papua New Guinea. Apprenticeship Board. (1971). Annual report. The Board.
Čikaški stil citiranja (17. izdanje)Papua New Guinea. Apprenticeship Board. Annual Report. [Port Moresby]: The Board, 1971.
MLA način citiranja (8. izdanje)Papua New Guinea. Apprenticeship Board. Annual Report. The Board, 1971.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.