APA (7th ed.) Citation

Ford, H. J., & Lang, A. (2010). The Green Fairy Book. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ford, H. J., and Andrew Lang. The Green Fairy Book. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Ford, H. J., and Andrew Lang. The Green Fairy Book. Project Gutenberg, 2010.

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