Lewis, S., & Guidall, G. (1998). Babbitt (Unabridged.). Recorded Books Inc..
Cita Chicago Style (17a ed.)Lewis, Sinclair, y George Guidall. Babbitt. Unabridged. Prince Frederick: Recorded Books Inc., 1998.
Cita MLA (8a ed.)Lewis, Sinclair, y George Guidall. Babbitt. Unabridged. Recorded Books Inc., 1998.
Precaución: Estas citas no son 100% exactas.