Charlesworth, M.P.
Roman empire
Oxford University Press, 1951
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Rives, James B.
Religion in the roman empire
Blackwell, 2007
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Cultural identity in the Roman empire
edited by Ray Laurence, Joanne Berry
Routledge, 1998
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Gibbon, Edwards
Decline and fall of the Roman empire
New York : The Modern Library, [t.th].
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Zoffer, Gerald R.
Economic sanity or collapse : including the Roman-Loebl approach to economics
McGraw-Hill, 1980
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