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Cocoa Industry Board of Papua New Guinea, Report and Financial Statements 1st October 1978 – 30th September 1979
Cocoa Board of PNG, Report and Financial Statements 1st October 1985 – 30th September 1986, 37pp., bound.
Mark Holderness (Plant Pathologist, PNG Cocoa and Coconut Research Institute), Annual Report 1985-86 Pathology Section
Tom Leven, (Agronomist, PNG Cocoa and Coconut Research Institute), Progress Report September, 1986: Agronomy Section, Cocoa Board of PNG, c.Sep 1986.
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