Springer, N., & Kellgren, K. (2006). The case of the missing marquess (Unabridged.). Recorded Books Inc..
Cita Chicago Style (17a ed.)Springer, Nancy, y Katherine Kellgren. The Case of the Missing Marquess. Unabridged. Prince Frederick: Recorded Books Inc., 2006.
Cita MLA (8a ed.)Springer, Nancy, y Katherine Kellgren. The Case of the Missing Marquess. Unabridged. Recorded Books Inc., 2006.
Precaución: Estas citas no son 100% exactas.