Keane, P. J., & Putter, C. A. J. (1992). Cocoa pest and disease management in Southeast Asia and Australasia. Food and Agriculture Organization of the United Nations.
Chicago-viite (17. p.)Keane, Peter J., ja C. A. J. Putter. Cocoa Pest and Disease Management in Southeast Asia and Australasia. Rome: Food and Agriculture Organization of the United Nations, 1992.
MLA-viite (9. p.)Keane, Peter J., ja C. A. J. Putter. Cocoa Pest and Disease Management in Southeast Asia and Australasia. Food and Agriculture Organization of the United Nations, 1992.
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