(2018)
Author(s): Department of National Planning and Monitoring
(2017)
Author(s): Department of Agriculture and Livestock (DAL)
(2015)
Author(s): Climate Change and Development Authority (CCDA)
(2014)
Author(s): PNG Department of National Planning and Monitoring (DNPM)
(2012)
Author(s): Government of Papua New Guinea
(1991)
Author(s): PNG Forest Authority