@misc{Hamerling_Robert_(1830-1889)_Ungedruckte,
 author={Hamerling, Robert (1830-1889)},
 address={Wien},
 howpublished={online},
 publisher={C. Daberkow's Verlag},
 language={ger},
 type={książka},
 title={Ungedruckte Briefe T. 1},
}