APA (7th ed.) Citation

Young, F. (2004). Christopher Columbus and the New World of His Discovery - Volume 4. Project Gutenberg.

Chicago Style (17th ed.) Citation

Young, Filson. Christopher Columbus and the New World of His Discovery - Volume 4. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Young, Filson. Christopher Columbus and the New World of His Discovery - Volume 4. Project Gutenberg, 2004.

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