APA (7th ed.) Citation

Webster, T. B. L. (1969). An introduction to Sophocles (2. ed.). Methuen.

Chicago Style (17th ed.) Citation

Webster, Thomas B. L. An Introduction to Sophocles. 2. ed. London: Methuen, 1969.

MLA (9th ed.) Citation

Webster, Thomas B. L. An Introduction to Sophocles. 2. ed. Methuen, 1969.