APA (7th ed.) Citation

Wright, H. B. (2005). Helen of the Old House. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wright, Harold Bell. Helen of the Old House. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Wright, Harold Bell. Helen of the Old House. Project Gutenberg, 2005.

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