Guthrie, W. K. C., & Guthrie, W. K. C. (1979). The fifth-century enlightenment. Cambridge Univ. Press.
Chicago Style (17. basım) AtıfGuthrie, William Keith Chambers, ve William Keith Chambers Guthrie. The Fifth-century Enlightenment. Cambridge [u.a.]: Cambridge Univ. Press, 1979.
MLA (8th ed.) AtıfGuthrie, William Keith Chambers, ve William Keith Chambers Guthrie. The Fifth-century Enlightenment. Cambridge Univ. Press, 1979.
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