- AU PMB DOC 538-01
- Item
- 1979
Cocoa Board of Papua New Guinea
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Cocoa Board of Papua New Guinea
Perkins, John and Clarke, Trevor
Perkins, John and Clarke, Trevor
Prior, C., O'Donohue, J., Rotscheid, R. and Sitapai, e.
Bleeker, P. and Freyne, D.F.
Cocoa Board of Papua New Guinea
Smith, E.S.C.
J. Wylik & R. Sims, Commercial Agricultural Production in PNG, n.d., c.1983
Wylick, J. and Sims, R.
Cocoa Board of Papua New Guinea