Cita APA (7a ed.)

Hughes, S., & Barron, A. (2017). Up!: How families around the world carry their little ones. Owlkids Books.

Cita Chicago Style (17a ed.)

Hughes, Susan, y Ashley Barron. Up!: How Families Around the World Carry Their Little Ones. Toronto, ON ; Berkley, CA: Owlkids Books, 2017.

Cita MLA (8a ed.)

Hughes, Susan, y Ashley Barron. Up!: How Families Around the World Carry Their Little Ones. Owlkids Books, 2017.

Precaución: Estas citas no son 100% exactas.