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