APA (7th ed.) Citation

Schmucker, S. C. (2009). The Meaning of Evolution. Project Gutenberg.

Chicago Style (17th ed.) Citation

Schmucker, Samuel Christian. The Meaning of Evolution. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Schmucker, Samuel Christian. The Meaning of Evolution. Project Gutenberg, 2009.

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