Cita APA (7th ed.)

Spinelli, E., & Valério, G. (2011). Do you have a dog? Eerdmans Books for Young Readers.

Cita Chicago (17th ed.)

Spinelli, Eileen, i Geraldo Valério. Do You Have a Dog? Grand Rapids, Mich.: Eerdmans Books for Young Readers, 2011.

Cita MLA (8th ed.)

Spinelli, Eileen, i Geraldo Valério. Do You Have a Dog? Eerdmans Books for Young Readers, 2011.