Pushparajah. (1982). The oil palm in agriculture in the eighties volume I. The Incorporated Society of Planters.
Chicago Style (17. basım) AtıfPushparajah. The Oil Palm in Agriculture in the Eighties Volume I. The Incorporated Society of Planters, 1982.
MLA (8th ed.) AtıfPushparajah. The Oil Palm in Agriculture in the Eighties Volume I. The Incorporated Society of Planters, 1982.
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