@misc{Lortzing_Gustav_Albert_(1801-1851)_Die,
 author={Lortzing, Gustav Albert (1801-1851)},
 howpublished={online},
 publisher={Verlag von Bartholf Senff},
 language={ger},
 title={Die Opernprobe :Komische Oper in einem Akt...},
 type={druk muzyczny},
}