| Artist | : | Gordang Sambilan: 9 Gendang Sakral Suku Mandailing yang Kini Hadir di Acara Adat! |
| Title | : | Teori Harmoni |
| Duration | : | 14 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Gordang Sambilan: 9 Gendang Sakral Suku Mandailing yang Kini Hadir di Acara Adat! |
| Title | : | Teori Harmoni |
| Duration | : | 14 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |