Hartman, R., & Williams, M. (2015). Shadow scale: A companion to seraphina (Unabridged.). Listening Library.
Cita Chicago Style (17a ed.)Hartman, Rachel, y Mandy Williams. Shadow Scale: A Companion to Seraphina. Unabridged. New York: Listening Library, 2015.
Cita MLA (8a ed.)Hartman, Rachel, y Mandy Williams. Shadow Scale: A Companion to Seraphina. Unabridged. Listening Library, 2015.
Precaución: Estas citas no son 100% exactas.