APA (7th ed.) Citation

Shakespeare, W., Mowat, B. A., & Werstine, P. (1992). The tragedy of Macbeth. Washington Square.

Chicago Style (17th ed.) Citation

Shakespeare, William, Barbara A. Mowat, and Paul Werstine. The Tragedy of Macbeth. New York: Washington Square, 1992.

MLA (9th ed.) Citation

Shakespeare, William, et al. The Tragedy of Macbeth. Washington Square, 1992.