Columbia subject headings:
Folk music--Indonesia--Nias Island.
Folk music--Indonesia--Sumatra.
Karo-Batak (Indonesian people)--Indonesia--Sumatra--Music.
Niasese (Indonesian people)--Music.
Toba-Batak (Indonesian people)--Indonesia--Sumatra--Music.
Harvard subject headings:
Princeton subject headings:
Karo-Batak (Indonesian people)--Indonesia--Sumatra--Music.
Music--Indonesia--Nias Island.
Music--Indonesia--Sumatra.
Music.
Toba-Batak (Indonesian people)--Indonesia--Sumatra--Music.