TY  - BOOK
AU  - Knowles, David 
AU  - Obolensky, Dimitri 
TI  - The Christian centuries: The Middle Ages. Vol. 2 
SN  - 0809102765
AV  - BR145.2   .C46 1964-
CY  -  New York : 
PB  - Paulist Press
KW  - Church history -- Primitive and early church, ca.30-600
KW  - Church history -- Primitive and early church
ER  -