Παραπομπή σε μορφή APA (7η εκδ.)

Ryan, P. (1972). Encyclopaedia of Papua and New Guinea. Melbourne University Press in association with the University of Papua and New Guinea.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ryan, Peter. Encyclopaedia of Papua and New Guinea. [Melbourne]: Melbourne University Press in association with the University of Papua and New Guinea, 1972.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ryan, Peter. Encyclopaedia of Papua and New Guinea. Melbourne University Press in association with the University of Papua and New Guinea, 1972.