APA (7th ed.) Citation

Baldwin, J. (2004). The Story of Siegfried. Project Gutenberg.

Chicago Style (17th ed.) Citation

Baldwin, James. The Story of Siegfried. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Baldwin, James. The Story of Siegfried. Project Gutenberg, 2004.

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