APA (7th ed.) Citation

Oemler, M. C. (2005). Slippy McGee, Sometimes Known as the Butterfly Man. Project Gutenberg.

Chicago Style (17th ed.) Citation

Oemler, Marie Conway. Slippy McGee, Sometimes Known as the Butterfly Man. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Oemler, Marie Conway. Slippy McGee, Sometimes Known as the Butterfly Man. Project Gutenberg, 2005.

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