APA (7th ed.) Citation

Hume, F. (2008). A Coin of Edward VII: A Detective Story. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hume, Fergus. A Coin of Edward VII: A Detective Story. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Hume, Fergus. A Coin of Edward VII: A Detective Story. Project Gutenberg, 2008.

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