APA (7th ed.) Citation

Lithgow, D., & Lithgow, D. (1979). Papua Nu Gini Weinena monani ka = People of Papua New Guinea. Summer Institute of Linguistics.

Chicago Style (17th ed.) Citation

Lithgow, David, and Daphne Lithgow. Papua Nu Gini Weinena Monani Ka = People of Papua New Guinea. Ukarumpa: Summer Institute of Linguistics, 1979.

MLA (9th ed.) Citation

Lithgow, David, and Daphne Lithgow. Papua Nu Gini Weinena Monani Ka = People of Papua New Guinea. Summer Institute of Linguistics, 1979.

Warning: These citations may not always be 100% accurate.