APA (7th ed.) Citation

Brooks, C. H., & Coué, E. (2009). The Practice of Autosuggestion. Project Gutenberg.

Chicago Style (17th ed.) Citation

Brooks, C. Harry, and Emile Coué. The Practice of Autosuggestion. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Brooks, C. Harry, and Emile Coué. The Practice of Autosuggestion. Project Gutenberg, 2009.

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