APA (7th ed.) Citation

Howatson, M. C., & Harvey, P. (1989). The Oxford companion to classical literature (2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Howatson, M. C., and Paul Harvey. The Oxford Companion to Classical Literature. 2nd ed. Oxford [England] ; New York: Oxford University Press, 1989.

MLA (9th ed.) Citation

Howatson, M. C., and Paul Harvey. The Oxford Companion to Classical Literature. 2nd ed. Oxford University Press, 1989.