APA (7th ed.) Citation

Summer Institute of Linguistics & Brett, R. (1971). A dictionary of Police Motu. Summer Institute of Linguistics.

Chicago Style (17th ed.) Citation

Summer Institute of Linguistics and Richard Brett. A Dictionary of Police Motu. Ukarumpa: Summer Institute of Linguistics, 1971.

MLA (9th ed.) Citation

Summer Institute of Linguistics and Richard Brett. A Dictionary of Police Motu. Summer Institute of Linguistics, 1971.