APA (7th ed.) Citation

Mills, J. S. (2010). The Panama Canal A history and description of the enterprise. Project Gutenberg.

Chicago Style (17th ed.) Citation

Mills, J. Saxon. The Panama Canal A History and Description of the Enterprise. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Mills, J. Saxon. The Panama Canal A History and Description of the Enterprise. Project Gutenberg, 2010.

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