APA (7th ed.) Citation

Herford, O. (2007). An Alphabet of Celebrities. Project Gutenberg.

Chicago Style (17th ed.) Citation

Herford, Oliver. An Alphabet of Celebrities. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Herford, Oliver. An Alphabet of Celebrities. Project Gutenberg, 2007.

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