Willis, C., & Sterlin, J. (2014). Doomsday book (Unabridged.). Recorded Books Inc..
Cita Chicago Style (17a ed.)Willis, Connie, y Jenny Sterlin. Doomsday Book. Unabridged. Prince Frederick: Recorded Books Inc., 2014.
Cita MLA (8a ed.)Willis, Connie, y Jenny Sterlin. Doomsday Book. Unabridged. Recorded Books Inc., 2014.
Precaución: Estas citas no son 100% exactas.