Añadir al portapapeles E.D. & F Man Cocoa Ltd, Research Department, Cocoa Market Report No.349, 26 May 1994, London

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report January – December 1994, Madang, Cocoa Board of PNG

Añadir al portapapeles Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Feb 1994

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report January – March 1995, Rabaul, Cocoa Board of PNG

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report April – June 1995, Madang, Cocoa Board of PNG

Añadir al portapapeles Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Feb 1995

Añadir al portapapeles 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.

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report July – September 1996, Madang, Cocoa Board of PNG, bound with Special Feature, J.J.C. Dennis, Additional staregy for phytophthora pod rot control for small holders, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.10, n.d.

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report January – March 1996, Rabaul, Cocoa Board of PNG, bound with Special feature, P. Jollands, Root disease in cocoa, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.8, n.d.

Añadir al portapapeles Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report October – December 1996, Madang, Cocoa Board of PNG, bound with Special Feature, C. Prior, Bark canker of cocoa, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.11, n.d.