APA (7th ed.) Citation

Whittles, T. D. (2013). The Lumberjack Sky Pilot. Project Gutenberg.

Chicago Style (17th ed.) Citation

Whittles, Thomas D. The Lumberjack Sky Pilot. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Whittles, Thomas D. The Lumberjack Sky Pilot. Project Gutenberg, 2013.

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