APA (7th ed.) Citation

Hornung, E. W. (2011). My Lord Duke. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hornung, E. W. My Lord Duke. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Hornung, E. W. My Lord Duke. Project Gutenberg, 2011.

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