Columbia subject headings:
Madang Province (Papua New Guinea)--Languages.
Papuan languages--Glossaries, vocabularies, etc.
Harvard subject headings:
Madang Province (Papua New Guinea)--Languages.
Papuan languages--Glossaries, vocabularies, etc.
Princeton subject headings:
Madang Province (Papua New Guinea)--Languages.
Papuan languages--Glossaries, vocabularies, etc.