APA (7th ed.) Citation

Fitch, H. S. (2013). Natural History of the Racer Coluber constrictor. Project Gutenberg.

Chicago Style (17th ed.) Citation

Fitch, Henry S. Natural History of the Racer Coluber Constrictor. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Fitch, Henry S. Natural History of the Racer Coluber Constrictor. Project Gutenberg, 2013.

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