APA (7th ed.) Citation

Morris, C. (2009). Man And His Ancestor: A Study In Evolution. Project Gutenberg.

Chicago Style (17th ed.) Citation

Morris, Charles. Man And His Ancestor: A Study In Evolution. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Morris, Charles. Man And His Ancestor: A Study In Evolution. Project Gutenberg, 2009.

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