@misc{Schreck_Walenty_(1527-1602)_Doctrina,
 author={Schreck, Walenty (1527-1602)},
 howpublished={online},
 publisher={[s. n.]},
 language={lat},
 language={gre},
 type={stary druk},
 title={Doctrina De Angelorvm Natvra Et Officio Fere Integra Carmine Compraehensa ac descripta : continenes etiam Parainesō ad Borußos de tuendis & conseruandis excubijs Angelorum aduersus Barbaricas incursiones Moscouitarum},
}