APA (7th ed.) Citation

Dickens, C. (1990). Sketches of young gentlemen. Project Gutenberg.

Chicago Style (17th ed.) Citation

Dickens, Charles. Sketches of Young Gentlemen. Champaign, Ill.: Project Gutenberg, 1990.

MLA (9th ed.) Citation

Dickens, Charles. Sketches of Young Gentlemen. Project Gutenberg, 1990.