APA (7th ed.) Citation

Hittell, J. S. (2009). Hittel on Gold Mines and Mining. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hittell, John S. Hittel on Gold Mines and Mining. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Hittell, John S. Hittel on Gold Mines and Mining. Project Gutenberg, 2009.

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