@misc{Herberstein_Siegmund_von_(1486–1566)_Rerum,
 author={Herberstein, Siegmund von (1486–1566)},
 howpublished={online},
 publisher={Steelsius Johannes},
 language={lat},
 type={starodruki},
 title={Rerum Moscoviticarum commentarii, Sigismundo Libero authore [...]},
 keywords={Rosja 16w., Tatarzy 16w., Węgry 16w.},
}