APA (7th ed.) Citation

Butler, S., & Streatfeild, R. A. (2002). Essays on Life, Art and Science. Project Gutenberg.

Chicago Style (17th ed.) Citation

Butler, Samuel, and R. A. Streatfeild. Essays on Life, Art and Science. Project Gutenberg, 2002.

MLA (9th ed.) Citation

Butler, Samuel, and R. A. Streatfeild. Essays on Life, Art and Science. Project Gutenberg, 2002.

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