Cowell, C. (2013). How to steal a dragon's sword: The heroic misadventures of Hiccup the Viking (1st U.S. trade pbk. ed.). Little Brown & Co.
Cita Chicago Style (17a ed.)Cowell, Cressida. How to Steal a Dragon's Sword: The Heroic Misadventures of Hiccup the Viking. 1st U.S. trade pbk. ed. New York: Little Brown & Co, 2013.
Cita MLA (8a ed.)Cowell, Cressida. How to Steal a Dragon's Sword: The Heroic Misadventures of Hiccup the Viking. 1st U.S. trade pbk. ed. Little Brown & Co, 2013.
Precaución: Estas citas no son 100% exactas.