Columbia subject headings:
Architecture, Medieval--Russia (Federation)--Catalogs.
Church architecture--Russia (Federation)--Catalogs.
Harvard subject headings:
Architecture, Medieval--Russia (Federation)--Catalogs.
Church architecture--Russia (Federation)--Catalogs.
Princeton subject headings:
Architecture, Medieval--Russia--Catalogs.
Architecture, Medieval--Ukraine--Catalogs.
Catalogs.
Church architecture--Russia--Catalogs.
Church architecture--Ukraine--Catalogs.