APA (7th ed.) Citation

Shakespeare, W. (1997). The Tragedy of Romeo and Juliet. Project Gutenberg.

Chicago Style (17th ed.) Citation

Shakespeare, William. The Tragedy of Romeo and Juliet. Project Gutenberg, 1997.

MLA (9th ed.) Citation

Shakespeare, William. The Tragedy of Romeo and Juliet. Project Gutenberg, 1997.

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