APA (7th ed.) Citation

Holland, R. S. (2013). William Penn. Project Gutenberg.

Chicago Style (17th ed.) Citation

Holland, Rupert S. William Penn. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Holland, Rupert S. William Penn. Project Gutenberg, 2013.

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