APA (7th ed.) Citation

Smith, G. (2004). Lectures and Essays. Project Gutenberg.

Chicago Style (17th ed.) Citation

Smith, Goldwin. Lectures and Essays. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Smith, Goldwin. Lectures and Essays. Project Gutenberg, 2004.

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