1989 PORIM International Palm Oil Development Conference. Agriculture. 1989. September 5-9, K. L., & Poeloengan, Z. 4. Physical land evaluation using a parametric mmethod, application to oil palm plantations in North Sumatra, Indonesia. Kuala Lumpur : PORIM.
Chicago Style (17th ed.) Citation1989 PORIM International Palm Oil Development Conference. Agriculture. 1989. September 5-9, Kuala Lumpur, and Zulkarnain 42403 Poeloengan. Physical Land Evaluation Using a Parametric Mmethod, Application to Oil Palm Plantations in North Sumatra, Indonesia. Kuala Lumpur : PORIM.
MLA (8th ed.) Citation1989 PORIM International Palm Oil Development Conference. Agriculture. 1989. September 5-9, Kuala Lumpur, and Zulkarnain 42403 Poeloengan. Physical Land Evaluation Using a Parametric Mmethod, Application to Oil Palm Plantations in North Sumatra, Indonesia. Kuala Lumpur : PORIM.
IICA/CATIE Citation1989 PORIM International Palm Oil Development Conference. Agriculture. 1989. September 5-9, K. L., ; Poeloengan, Z. 4. Physical land evaluation using a parametric mmethod, application to oil palm plantations in North Sumatra, Indonesia. Kuala Lumpur : PORIM.