APA (7th ed.) Citation

Helquist, B. (2009). Odd and the Frost Giants. Harper / HarperCollins.

Chicago Style (17th ed.) Citation

Helquist, Brett. Odd and the Frost Giants. New York: Harper / HarperCollins, 2009.

MLA (9th ed.) Citation

Helquist, Brett. Odd and the Frost Giants. Harper / HarperCollins, 2009.

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