Cita APA (7a ed.)

Kelly, E. E. (2017). Hello, universe (First edition.). Greenwillow Books, an imprint of HarperCollinsPublishers.

Cita Chicago Style (17a ed.)

Kelly, Erin Entrada. Hello, Universe. First edition. New York, NY: Greenwillow Books, an imprint of HarperCollinsPublishers, 2017.

Cita MLA (8a ed.)

Kelly, Erin Entrada. Hello, Universe. First edition. Greenwillow Books, an imprint of HarperCollinsPublishers, 2017.

Precaución: Estas citas no son 100% exactas.