APA (7th ed.) Citation

Davis, R. H. (1999). The Lion and the Unicorn. Project Gutenberg.

Chicago Style (17th ed.) Citation

Davis, Richard Harding. The Lion and the Unicorn. Project Gutenberg, 1999.

MLA (9th ed.) Citation

Davis, Richard Harding. The Lion and the Unicorn. Project Gutenberg, 1999.

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