- AU PMB DOC 538-59
- Stuk
- Jul 1987
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
J.J.C. Dennis (ed.), CCRI Bulletins (Cocoa), c.1992, PNG Cocoa & Coconut Research Institute
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of PNG, Annual Report, 1st October, 1987 – 30th September, 1988
Cocoa Board of Papua New Guinea
Cocoa Board of PNG, Annual Report, 1988/89 Cocoa Year [1Oct 1988-30 Sep 1989]
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Hugh K. Coulter, World Cocoa Situation, Cocoa Board of PNG, Report No.19, 15 Apr 1986
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea