Citazione Stile APA (7a Edizione)

Papua-Neuguinea Department of Education. (1987). Social science pupil book (First published 1987.). Department of Education Papua New Guinea.

Citazione stile Chigago Style (17a edizione)

Papua-Neuguinea Department of Education. Social Science Pupil Book. First published 1987. Waigani: Department of Education Papua New Guinea, 1987.

Citatione MLA (9a ed.)

Papua-Neuguinea Department of Education. Social Science Pupil Book. First published 1987. Department of Education Papua New Guinea, 1987.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.