APA (7th ed.) Citation

Harrison, G. B. (1966). Introducing Shakespeare (3a. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Harrison, G. B. Introducing Shakespeare. 3a. ed. Londres: Penguin Books, 1966.

MLA (9th ed.) Citation

Harrison, G. B. Introducing Shakespeare. 3a. ed. Penguin Books, 1966.