APA (7th ed.) Citation

Denslow, W. W. (2008). Denslow's Humpty Dumpty. Project Gutenberg.

Chicago Style (17th ed.) Citation

Denslow, W. W. Denslow's Humpty Dumpty. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Denslow, W. W. Denslow's Humpty Dumpty. Project Gutenberg, 2008.

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