APA (7th ed.) Citation

Shakespeare, W., DiGangi, M., & Stanton, K. (2012). Romeo and Juliet. Sterling Signature.

Chicago Style (17th ed.) Citation

Shakespeare, William, Mario DiGangi, and Kevin Stanton. Romeo and Juliet. New York: Sterling Signature, 2012.

MLA (9th ed.) Citation

Shakespeare, William, et al. Romeo and Juliet. Sterling Signature, 2012.