APA (7th ed.) Citation

Allan, L. (2008). The Return of Blue Pete. Project Gutenberg.

Chicago Style (17th ed.) Citation

Allan, Luke. The Return of Blue Pete. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Allan, Luke. The Return of Blue Pete. Project Gutenberg, 2008.

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