Cita APA (7a ed.)

Percival, T. (2019). Ruby finds a Worry. Bloomsbury Children's Books.

Cita Chicago Style (17a ed.)

Percival, Tom. Ruby Finds a Worry. New York: Bloomsbury Children's Books, 2019.

Cita MLA (8a ed.)

Percival, Tom. Ruby Finds a Worry. Bloomsbury Children's Books, 2019.

Precaución: Estas citas no son 100% exactas.