Speller, E. (2003). Following Hadrian: A second century journey through the Roman Empire. Oxford University Press.
芝加哥风格引文Speller, Elizabeth. Following Hadrian: A Second Century Journey Through the Roman Empire. Oxford ; New York: Oxford University Press, 2003.
MLA引文Speller, Elizabeth. Following Hadrian: A Second Century Journey Through the Roman Empire. Oxford University Press, 2003.
警告：这些引文格式不一定是100％准确.