APA (7th ed.) Citation

Newcomb, A. (2010). Eagles of the Sky; Or, With Jack Ralston Along the Air Lanes. Project Gutenberg.

Chicago Style (17th ed.) Citation

Newcomb, Ambrose. Eagles of the Sky; Or, With Jack Ralston Along the Air Lanes. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Newcomb, Ambrose. Eagles of the Sky; Or, With Jack Ralston Along the Air Lanes. Project Gutenberg, 2010.

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