Tohutoro APA (7th ed.)

menzies, G. 1421: The year china discovered america. Perrenial.

Tohutoru Kātū Chicago (17th ed.)

menzies, Gavin. 1421: The Year China Discovered America. New York: Perrenial.

Tohutoro MLA (9th ed.)

menzies, Gavin. 1421: The Year China Discovered America. Perrenial.