@misc{Robert_Bellarmin_(św._Roberti,
 author={Robert Bellarmin (św. and 1542-1621)},
 howpublished={online},
 title={Roberti Bellarmini Sanctae Romanae Ecclesiae Cardinalis Libellus De Ascensione Mentis In Deum Per Scalas Rerum Creatarum [...].},
}