Riddell, C. (2009). The emperor of Absurdia (1st American ed.). HarperCollinsPublishers.
Cita Chicago Style (17a ed.)Riddell, Chris. The Emperor of Absurdia. 1st American ed. New York: HarperCollinsPublishers, 2009.
Cita MLA (8a ed.)Riddell, Chris. The Emperor of Absurdia. 1st American ed. HarperCollinsPublishers, 2009.
Precaución: Estas citas no son 100% exactas.