TY  - BOOK
AU  - Obolensky,Dimitri
TI  - The Byzantine commonwealth: Eastern Europe, 500-1453 
T2  - History of civilisation
SN  - 0297003437
PY  - 1971///
CY  - London
PB  - Weidenfeld and Nicolson
KW  - Byzantine Empire
KW  - Civilization
N1  - Bibliography : p. 385-414
ER  -