@misc{_Directorium,
 howpublished={online},
 publisher={Archidiecezja Mohylewska},
 language={lat},
 type={czasopismo starodruczne},
 title={Directorium Divini Officii & Missarum pro Ecclesiis Romano Catholicis Archi-Diæcesis Mohil. per Universum Imperium Totius Russiæ Juxta Computum Veteris Calendarii Romani Concendente Sacra Sede Apostolica [...] in Annum 1785},
}