TY  - BOOK
AU  - Lyon,Bryce
TI  - The Middle Ages in recent historical thought: selected topics 
T2  - Publication (Service Center for Teachers of History)
U1  - 940.1 23
PY  - 1959///
CY  - Washington, D. C.
PB  - Service Center for Teachers of History
KW  - Middle Ages
ER  -