- CollectionDOC 538 - Papua New Guinea Cocoa Board Publications
- 29 en plus...
- Pièce30 - Brief for the Minister fotr Agriculture and Livestock, Honourable Roy Evara, on the present state of the cocoa industry, Rabaul, Cocoa Board of PNG, 28 Jul 1992
- Pièce31 - Cocoa Board of PNG, Cocoa Exports by Port, February 1996
- Pièce32 - G. Yong Tan, ‘SG 2’ Cocoa Hybrid, n.d.
- Pièce33 - Statistics on cocoa production, exports, prices and distribution of planting materials, Cocoa Board of PNG, 9 Mar 1990
- Pièce34 - Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, May 1991
- Pièce35 - Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Mar 1993
- Pièce36 - Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Feb 1994
- Pièce37 - Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Feb 1995
- Pièce38 - Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Apr 1996
- 54 en plus...