APA (7th ed.) Citation

Chesterton, G. K. (2006). The Victorian Age in Literature. Project Gutenberg.

Chicago Style (17th ed.) Citation

Chesterton, G. K. The Victorian Age in Literature. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Chesterton, G. K. The Victorian Age in Literature. Project Gutenberg, 2006.

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