APA (7th ed.) Citation

Potter, B. (2004). The Tale of Peter Rabbit. Project Gutenberg.

Chicago Style (17th ed.) Citation

Potter, Beatrix. The Tale of Peter Rabbit. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Potter, Beatrix. The Tale of Peter Rabbit. Project Gutenberg, 2004.

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