APA (7th ed.) Citation

Menzies, G. (2003). 1421: The year China discovered America (1st U.S. ed.). William Morrow/HarperCollins.

Chicago Style (17th ed.) Citation

Menzies, Gavin. 1421: The Year China Discovered America. 1st U.S. ed. New York, NY: William Morrow/HarperCollins, 2003.

MLA (8th ed.) Citation

Menzies, Gavin. 1421: The Year China Discovered America. 1st U.S. ed. William Morrow/HarperCollins, 2003.

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