Columbia subject headings:
Istria (Croatia and Slovenia)--Church history--Sources.
Manuscripts, Church Slavic--Croatia.
Manuscripts, Glagolitic--Croatia.
Vranje (Croatia)--History--Sources.
Harvard subject headings:
Istria (Croatia and Slovenia)--Church history--Sources.
Manuscripts, Church Slavic--Croatia.
Manuscripts, Glagolitic--Croatia.
Vranje (Croatia)--History--Sources.
Princeton subject headings: