Columbia subject headings:
Church architecture--Byzantine Empire--History--Pictorial works.
Orthodox Eastern church buildings--Balkan Peninsula--Pictorial works.
Orthodox Eastern church buildings--Middle East--Pictorial works.
Harvard subject headings:
Church architecture--Byzantine Empire--Pictorial works.
Orthodox Eastern church buildings--Balkan Peninsula--Pictorial works.
Orthodox Eastern church buildings--Middle East--Pictorial works.
Princeton subject headings:
Church architecture--Byzantine Empire--Pictorial works.
Orthodox Eastern church buildings--Balkan Peninsula--Pictorial works.
Orthodox Eastern church buildings--Middle East--Pictorial works.