APA (7th ed.) Citation

Tyrie, G., & Bleeker, P. (1990). The Popondetta oil palm scheme: Soil and management factors in relation to yield data. Dept. of Agriculture and Livestock.

Chicago Style (17th ed.) Citation

Tyrie, G., and P. Bleeker. The Popondetta Oil Palm Scheme: Soil and Management Factors in Relation to Yield Data. Konedobu, Port Moresby: Dept. of Agriculture and Livestock, 1990.

MLA (9th ed.) Citation

Tyrie, G., and P. Bleeker. The Popondetta Oil Palm Scheme: Soil and Management Factors in Relation to Yield Data. Dept. of Agriculture and Livestock, 1990.