APA (7th ed.) Citation

Fenn, G. M. (2010). Sir Hilton's Sin. Project Gutenberg.

Chicago Style (17th ed.) Citation

Fenn, George Manville. Sir Hilton's Sin. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Fenn, George Manville. Sir Hilton's Sin. Project Gutenberg, 2010.

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