APA (7th ed.) Citation

Shakespeare, W. (1998). Sonnets on Sundry Notes of Music. Project Gutenberg.

Chicago Style (17th ed.) Citation

Shakespeare, William. Sonnets on Sundry Notes of Music. Project Gutenberg, 1998.

MLA (9th ed.) Citation

Shakespeare, William. Sonnets on Sundry Notes of Music. Project Gutenberg, 1998.

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