APA (7th ed.) Citation

Summer Institute of Linguistics (Papua New Guinea). (1974). Studies in languages of the Ok family. Summer Institute of Linguistics.

Chicago Style (17th ed.) Citation

Summer Institute of Linguistics (Papua New Guinea). Studies in Languages of the Ok Family. Ukarumpa: Summer Institute of Linguistics, 1974.

MLA (9th ed.) Citation

Summer Institute of Linguistics (Papua New Guinea). Studies in Languages of the Ok Family. Summer Institute of Linguistics, 1974.

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