| Proteus in the Underworld | | | Author:
| Sheffield, Charles | | Read by:
| Lefkow, Laurel | | Series title: | Behrooz Wolf Ser. | | ISBN: | 978-1-5113-9635-6 | | Publication Date: | May 2016 | | Publisher: | Brilliance Publishing, Inc.
| | Imprint: | Audible Studios on Brilliance Audio | | Book Format: | CD-Audio | | List Price: | USD $9.99 |
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