APA (7th ed.) Citation

Sippo, W. G. (1966). Language notes (3rd ed.). Govt. Pr..

Chicago Style (17th ed.) Citation

Sippo, W G. Language Notes. 3rd ed. Port Moresby?: Govt. Pr., 1966.

MLA (8th ed.) Citation

Sippo, W G. Language Notes. 3rd ed. Govt. Pr., 1966.

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