APA

Welch K. E., . (2007). The Roman amphitheatre: from its origins to the Colosseum. New York: Cambridge University Press.

Chicago

Welch Katherine E, . 2007. The Roman amphitheatre: from its origins to the Colosseum. New York: Cambridge University Press.

Harvard

Welch K. E., . (2007). The Roman amphitheatre: from its origins to the Colosseum. New York: Cambridge University Press.

MLA

Welch Katherine E, . The Roman amphitheatre: from its origins to the Colosseum. New York: Cambridge University Press. 2007.