Citazione Stile APA (7a Edizione)

Sadler, W. (1973). Untangled New Guinea Pidgin: A course of study. Kristen Pres.

Citazione stile Chigago Style (17a edizione)

Sadler, W. Untangled New Guinea Pidgin: A Course of Study. Madang, P.N.G.: Kristen Pres, 1973.

Citatione MLA (8a ed.)

Sadler, W. Untangled New Guinea Pidgin: A Course of Study. Kristen Pres, 1973.