Cita APA (7a ed.)

Pratchett, T., & Baxter, S. (2016). The long cosmos (First U.S. edition.). Harper, an imprint of HarperCollinsPublishers.

Cita Chicago Style (17a ed.)

Pratchett, Terry, y Stephen Baxter. The Long Cosmos. First U.S. edition. New York, NY: Harper, an imprint of HarperCollinsPublishers, 2016.

Cita MLA (8a ed.)

Pratchett, Terry, y Stephen Baxter. The Long Cosmos. First U.S. edition. Harper, an imprint of HarperCollinsPublishers, 2016.

Precaución: Estas citas no son 100% exactas.