APA (7th ed.) Citation

Martin, T. C., & Dyer, F. L. (2006). Edison: His Life and Inventions. Project Gutenberg.

Chicago Style (17th ed.) Citation

Martin, Thomas Commerford, and Frank Lewis Dyer. Edison: His Life and Inventions. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Martin, Thomas Commerford, and Frank Lewis Dyer. Edison: His Life and Inventions. Project Gutenberg, 2006.

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