Columbia subject headings:
Harvard subject headings:
Diseases--Papua New Guinea--Purari River Watershed (Gulf Province)
Ecology--Papua New Guinea--Purari River Watershed (Gulf Province)
Ethnology--Papua New Guinea--Purari River Watershed (Gulf Province)
Hydroelectric power plants--Environmental aspects--Papua New Guinea--Purari River Watershed (Gulf Province).
Nutrition--Papua New Guinea--Purari River Watershed (Gulf Province)
Purari River (Wabo) Hydroelectric Scheme
Princeton subject headings:
Diseases--Papua New Guinea--Purari River Watershed (Gulf Province).
Ecology--Papua New Guinea--Purari River Watershed (Gulf Province).
Ethnology--Papua New Guinea--Purari River Watershed (Gulf Province).
Hydroelectric power plants--Environmental aspects--Papua New Guinea--Purari River Watershed (Gulf Province).
Nutrition--Papua New Guinea--Purari River Watershed (Gulf Province).
Purari River (Wabo) Hydroelectric Scheme.