James Guest, The Cocoa, Coffee and Copra Price Stabilisation Schemes in Papua New Guinea’s Post-Independence Macroeconomic Policy Framework, ACIAR Working Paper No.28, 1989 Añadir al portapapeles AU PMB DOC 538-87 Unidad documental simple 1989 Parte dePapua New Guinea Cocoa Board Publications Guest, James
Harvest, Vol.9, Nos.3-4, 1983, special issue on Cocoa production Añadir al portapapeles AU PMB DOC 538-91 Unidad documental simple 1993 Parte dePapua New Guinea Cocoa Board Publications