Webster, L., & Brown, M. (1997). The transformation of the Roman world, AD 400-900. University of California Press.
Chicago Style (17th ed.) CitationWebster, Leslie, and Michelle Brown. The Transformation of the Roman World, AD 400-900. Berkeley [etc.]: University of California Press, 1997.
MLA (9th ed.) CitationWebster, Leslie, and Michelle Brown. The Transformation of the Roman World, AD 400-900. University of California Press, 1997.
Warning: These citations may not always be 100% accurate.