Smallholders and export tree crops in Papua New Guinea : data sources and collection methods /

Antzeko izenburuak

• Scientific, social and technological information in Papua New Guinea : trends and developments /
  nork: Baker, Leigh R.
  Argitaratua: (1977)
• Information and extension services in the Territory of Papua & New Guinea /
  Argitaratua: (1968)
• Back to office report : duty visit to Papua New Guinea and National SDI Management Workshop (19 October-5 November 1996) /
  nork: Walton, Peter
  Argitaratua: (1996)
• Smallholder coffee yields : estimation from the Benabena, Eastern Highlands Province, Papua New Guinea /
  nork: Collett, George N.
  Argitaratua: (1989)
• Library and information services for the public : proceedings of the 8th conference... held at the Administrative College of Papua New Guinea, Waigani, Port Moresby, 18th and 19th October, 1979 /
  Argitaratua: (1981)