@misc{Günther_Fritz_(1883-19..)_Die,
 author={Günther, Fritz (1883-19..)},
 howpublished={online},
 publisher={M. & H. Marcus},
 language={ger},
 type={książka},
 title={Die schlesische Volksliedforschung},
 keywords={folklor, Śląsk, Dolny (Polska ; region), Polska},
}