| Artist | : | Membuktikan Kekeliruan Purbaya dengan Ekonometrika |
| Title | : | Ferry Irwandi |
| Duration | : | 981 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Membuktikan Kekeliruan Purbaya dengan Ekonometrika |
| Title | : | Ferry Irwandi |
| Duration | : | 981 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |