APA (7th ed.) Citation

Ploeg, A. (1979). Recent developments in Kovai agriculture. University of Papua New Guinea : Dept. of Primary Industry.

Chicago Style (17th ed.) Citation

Ploeg, Anton. Recent Developments in Kovai Agriculture. [Port Moresby]: University of Papua New Guinea : Dept. of Primary Industry, 1979.

MLA (9th ed.) Citation

Ploeg, Anton. Recent Developments in Kovai Agriculture. University of Papua New Guinea : Dept. of Primary Industry, 1979.