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Scott Yarbo & Eric Omuru (Economics Division), Papua New Guinea Cocoa Market Report April – June 1993, Rabaul, Cocoa Board of PNG, bound with Special Feature, Alistair McGregor, Seedling blight in cocoa, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.3, Sep 1991.
Kagla C. Gimbol & Eric Omuru (Economics Division), Papua New Quinea Quarterly Cocoa Market Report, July– September 1993, Rabaul, Cocoa Board of PNG, bound with Special Feature, Pink disease of cocoa, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.4, Nov 1991.
Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report April – June 1996, Madang, Cocoa Board of PNG, bound with Special feature, A. MacGregor, Thread blight disease of cocoa, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.9, n.d.
PNG Cocoa & Coconut Research Institute,Agenda Special Board Meeting held in Rabaul, 29th July 1987, with loose copies of minutes of that meeting.
G. Yong Tan (Principal Plant Breeder), ACIAR Project no.8442, Coconut improvement Project. Work programme proposals for coconut breeding and tissue culture, Report No.1, Nov 1986, PNG Cocoa & Coconut Research Institute
Peter Jollands, Weed Control in Cocoa –– Training Manual updates: Section 1, Weed control and herbicides; Section 2, Pesticide application; Section 3, Appendices, Rabaul, CQIP, Cocoa Board of PNG, May 1993
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