| Title | Javni nastup učenika Gradskog konzervatorija, 7. juna 1930. |
| Alternate title | |
| Subtitle | |
| Author | |
| Corporate author | Gradski konzervatorij (Osijek) |
| Year of publication | 1930 |
| Place of publication | Osijek |
| Publisher | Gradski konzervatorij |
| Source | |
| Signature | 66-392-636 |