APA (7th ed.) Citation

Jacobson, G. (1972). Slope stability problems on the Dreikikir to Wasisi road, East Sepik District. Dept. of Lands, Surveys and Mines.

Chicago Style (17th ed.) Citation

Jacobson, G. Slope Stability Problems on the Dreikikir to Wasisi Road, East Sepik District. Port Moresby: Dept. of Lands, Surveys and Mines, 1972.

MLA (9th ed.) Citation

Jacobson, G. Slope Stability Problems on the Dreikikir to Wasisi Road, East Sepik District. Dept. of Lands, Surveys and Mines, 1972.