APA (7th ed.) Citation

Holbrook, F. (2007). The Book of Nature Myths. Project Gutenberg.

Chicago Style (17th ed.) Citation

Holbrook, Florence. The Book of Nature Myths. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Holbrook, Florence. The Book of Nature Myths. Project Gutenberg, 2007.

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