APA (7th ed.) Citation

Barron T.A. (2016). The ancient one. Puffin Books.

Chicago Style (17th ed.) Citation

Barron T.A. The Ancient One. New York: Puffin Books, 2016.

MLA (9th ed.) Citation

Barron T.A. The Ancient One. Puffin Books, 2016.

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