Papua New Guinea. National Institutions Division. (1980). Design and technology course project for national high schools. The Division.
Citazione stile Chigago Style (17a edizione)Papua New Guinea. National Institutions Division. Design and Technology Course Project for National High Schools. Boroko: The Division, 1980.
Citatione MLA (9a ed.)Papua New Guinea. National Institutions Division. Design and Technology Course Project for National High Schools. The Division, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.