APA (7th ed.) Citation

Keller, G., & Wyness, M. (2010). Seven Legends. Project Gutenberg.

Chicago Style (17th ed.) Citation

Keller, Gottfried, and Martin Wyness. Seven Legends. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Keller, Gottfried, and Martin Wyness. Seven Legends. Project Gutenberg, 2010.

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