APA (7th ed.) Citation

Wood, R. W. (2007). How to Tell the Birds from the Flowers. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wood, Robert Williams. How to Tell the Birds from the Flowers. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Wood, Robert Williams. How to Tell the Birds from the Flowers. Project Gutenberg, 2007.

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