@misc{Hegendorfer_Krzysztof_(1500–1540)_Compendiaria,
 author={Hegendorfer, Krzysztof (1500–1540)},
 howpublished={online},
 publisher={procudebat Michael Plum},
 language={łacina},
 title={Compendiaria Conscribendarum Epistolarvm Ratio In gratiam adolescentum studiosorum.},
}