Cita APA (7a ed.)

Anderson, L. H., & Siegfried, M. (2006). Speak: 20th anniversary edition (Unabridged.). Listening Library.

Cita Chicago Style (17a ed.)

Anderson, Laurie Halse, y Mandy Siegfried. Speak: 20th Anniversary Edition. Unabridged. New York: Listening Library, 2006.

Cita MLA (8a ed.)

Anderson, Laurie Halse, y Mandy Siegfried. Speak: 20th Anniversary Edition. Unabridged. Listening Library, 2006.

Precaución: Estas citas no son 100% exactas.