APA (7th ed.) Citation

Shakespeare, W. (2008). Macbeth. SparkNotes.

Chicago Style (17th ed.) Citation

Shakespeare, William. Macbeth. New York: SparkNotes, 2008.

MLA (8th ed.) Citation

Shakespeare, William. Macbeth. SparkNotes, 2008.

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