Simon, A. Functional changes in Batak traditional music and its role in modern Indonesian society. Asian music.
Lua i Stíl Chicago (17ú heag.)Simon, Artur. "Functional Changes in Batak Traditional Music and Its Role in Modern Indonesian Society." Asian Music .
Lua MLA (9ú heag.)Simon, Artur. "Functional Changes in Batak Traditional Music and Its Role in Modern Indonesian Society." Asian Music, .
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