APA (7th ed.) Citation

Wilde, O. (1923). The importance of being earnest: A trivial comedy for serious people (16. ed.). Methuen.

Chicago Style (17th ed.) Citation

Wilde, Oscar. The Importance of Being Earnest: A Trivial Comedy for Serious People. 16. ed. London: Methuen, 1923.

MLA (9th ed.) Citation

Wilde, Oscar. The Importance of Being Earnest: A Trivial Comedy for Serious People. 16. ed. Methuen, 1923.