APA (7th ed.) Citation

Korzybski, A. (2008). Manhood of Humanity. Project Gutenberg.

Chicago Style (17th ed.) Citation

Korzybski, Alfred. Manhood of Humanity. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Korzybski, Alfred. Manhood of Humanity. Project Gutenberg, 2008.

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