APA (7 वां संस्करण) प्रशस्ति पत्र
Speller, E. (2003). Following Hadrian: A second century journey through the Roman Empire. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Speller, Elizabeth. Following Hadrian: A Second Century Journey Through the Roman Empire. Oxford ; New York: Oxford University Press, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Speller, Elizabeth. Following Hadrian: A Second Century Journey Through the Roman Empire. Oxford University Press, 2003.
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