Peebles. The Euro and Its Rivals. Indiana University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPeebles. The Euro and Its Rivals. Indiana University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPeebles. The Euro and Its Rivals. Indiana University Press.
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