Columbia subject headings:
Bulgarian literature.
Cyril, Saint, Apostle of the Slavs, approximately 827-869--Literary collections.
Methodius, Saint, Apostle of the Slavs, approximately 825-884 or 885--Literary collections.
Harvard subject headings:
Bulgarian literature.
Cyril, Saint, Apostle of the Slavs, approximately 827-869--Literary collections.
Methodius, Saint, Apostle of the Slavs, approximately 825-884 or 885--Literary collections.
Princeton subject headings: