APA (7th ed.) Citation

MacDonald, G. (2003). Gutta-Percha Willie The Working Genius. Project Gutenberg.

Chicago Style (17th ed.) Citation

MacDonald, George. Gutta-Percha Willie The Working Genius. Project Gutenberg, 2003.

MLA (9th ed.) Citation

MacDonald, George. Gutta-Percha Willie The Working Genius. Project Gutenberg, 2003.

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