Tyler, P. (1975). The Persian Wars of the 3rd Century A.D. and Roman Imperial Monetary Policy, A.D. 253 - 68: By Philip Tyler. Steiner.

Tyler, Philip. The Persian Wars of the 3rd Century A.D. and Roman Imperial Monetary Policy, A.D. 253 - 68: By Philip Tyler. Wiesbaden: Steiner, 1975.

Tyler, Philip. The Persian Wars of the 3rd Century A.D. and Roman Imperial Monetary Policy, A.D. 253 - 68: By Philip Tyler. Steiner, 1975.