APA (7th ed.) Citation

Hale, E. E. (2005). How to Do It. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hale, Edward Everett. How to Do It. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Hale, Edward Everett. How to Do It. Project Gutenberg, 2005.

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