APA (7th ed.) Citation

Tordoff, H. B. (2010). Check-list of the Birds of Kansas. Project Gutenberg.

Chicago Style (17th ed.) Citation

Tordoff, Harrison B. Check-list of the Birds of Kansas. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Tordoff, Harrison B. Check-list of the Birds of Kansas. Project Gutenberg, 2010.

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