St. Sophia of Ochrida : preservation and restoration of the building and its frescoes : report of the Unesco mission of 1951 /
Forlati, Ferdinando,1882-1975,author.
Brandi, Cesare,author.
Froidevaux, Yves-Marie,-1983,author.
Great Britain.His Majesty's Stationery Office.
Unesco,issuing body.