Constantine and Eusebius.
Timothy D. Barnes · Harvard University Press) · 1981
Wikipedia
{{cite book |last=Barnes |first=Timothy D. |title=Constantine and Eusebius. |publisher=Harvard University Press) |year=1981 |isbn=9780674165311}}
Timothy D. Barnes · Harvard University Press) · 1981
{{cite book |last=Barnes |first=Timothy D. |title=Constantine and Eusebius. |publisher=Harvard University Press) |year=1981 |isbn=9780674165311}}