APA (7th ed.) Citation

Swainson, W. (2013). Zoological Illustrations, or Original Figures and Descriptions. Volume II, Second Series. Project Gutenberg.

Chicago Style (17th ed.) Citation

Swainson, William. Zoological Illustrations, or Original Figures and Descriptions. Volume II, Second Series. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Swainson, William. Zoological Illustrations, or Original Figures and Descriptions. Volume II, Second Series. Project Gutenberg, 2013.

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