Kiril i Metodiǐ.
Publisher: Bǔlgarska akademiia na naukite
Published: 1956
Place of publication: Sofiia
Language: bul
Number of pages: 293
Subjects: Cyril, -- Saint, Apostle of the Slavs, -- ca. 827-869.; Methodius, -- Saint, Apostle of the Slavs, -- ca. 825-884 or 5.