APA (7th ed.) Citation

Hudson, W. H. (2004). The Famous Missions of California. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hudson, William Henry. The Famous Missions of California. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Hudson, William Henry. The Famous Missions of California. Project Gutenberg, 2004.

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