Lenski, N. E. (2002). Failure of empire: Valens and the Roman state in the fourth century A.D. University of California Press.
Citace podle Chicago (17th ed.)Lenski, Noel Emmanuel. Failure of Empire: Valens and the Roman State in the Fourth Century A.D. Berkeley: University of California Press, 2002.
Citace podle MLA (9th ed.)Lenski, Noel Emmanuel. Failure of Empire: Valens and the Roman State in the Fourth Century A.D. University of California Press, 2002.
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