APA (7th ed.) Citation

Wilde, O. (1986). The importance of being earnest: And other plays. Penguin.

Chicago Style (17th ed.) Citation

Wilde, Oscar. The Importance of Being Earnest: And Other Plays. London: Penguin, 1986.

MLA (8th ed.) Citation

Wilde, Oscar. The Importance of Being Earnest: And Other Plays. Penguin, 1986.

Warning: These citations may not always be 100% accurate.