APA (7th ed.) Citation

Wood, R. W. (1999). How to Tell the Birds from the Flowers: A Manual of Flornithology for Beginners. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wood, Robert Williams. How to Tell the Birds from the Flowers: A Manual of Flornithology for Beginners. Project Gutenberg, 1999.

MLA (9th ed.) Citation

Wood, Robert Williams. How to Tell the Birds from the Flowers: A Manual of Flornithology for Beginners. Project Gutenberg, 1999.

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