Constantine Porphyrogenitus and his World
TOYNBEE, Arnold J.
Constantine Porphyrogenitus and his World - London Oxford University Press 1973
NS
Byzantine Empire--Civilization
Byzantine Empire--History--527-1081
Byzantine Empire--Politics and government
Constantine VII Porphyrogenitus, Emperor of the East, 905-959
Emperors--Byzantine Empire
Constantine Porphyrogenitus and his World - London Oxford University Press 1973
NS
Byzantine Empire--Civilization
Byzantine Empire--History--527-1081
Byzantine Empire--Politics and government
Constantine VII Porphyrogenitus, Emperor of the East, 905-959
Emperors--Byzantine Empire