Cita APA (7th ed.)

Gaiman, N., & Helquist, B. (2009). Odd and the Frost Giants. Harper.

Cita Chicago (17th ed.)

Gaiman, Neil, i Brett Helquist. Odd and the Frost Giants. New York: Harper, 2009.

Cita MLA (9th ed.)

Gaiman, Neil, i Brett Helquist. Odd and the Frost Giants. Harper, 2009.