Cita APA (7a ed.)

Hudson, K. (2015). Bear and Duck (First edition.). Harper, an imprint of HarperCollinsPublishers.

Cita Chicago Style (17a ed.)

Hudson, Katy. Bear and Duck. First edition. New York, NY: Harper, an imprint of HarperCollinsPublishers, 2015.

Cita MLA (8a ed.)

Hudson, Katy. Bear and Duck. First edition. Harper, an imprint of HarperCollinsPublishers, 2015.

Precaución: Estas citas no son 100% exactas.