APA (7th ed.) Citation

Roberts, J. L. (1960). Twelfth night: Notes. Cliff's Notes.

Chicago Style (17th ed.) Citation

Roberts, James L. Twelfth Night: Notes. Lincoln, Neb: Cliff's Notes, 1960.

MLA (9th ed.) Citation

Roberts, James L. Twelfth Night: Notes. Cliff's Notes, 1960.