APA (7th ed.) Citation

Hudson, W. H. (1997). Green Mansions: A Romance of the Tropical Forest. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hudson, W. H. Green Mansions: A Romance of the Tropical Forest. Project Gutenberg, 1997.

MLA (9th ed.) Citation

Hudson, W. H. Green Mansions: A Romance of the Tropical Forest. Project Gutenberg, 1997.

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