| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Seeds of Terror: How Heroin Is Bankrolling the Taliban and Al Qaeda | Preloaded Digital Audio Player | 978-1-61574-554-8 (1-61574-554-8) | 2009 |
| The Musical Sounds of Medieval French Cities: Players, Patrons, and Politics | Printed Access Code | 978-0-511-86252-6 (0-511-86252-0) | 2012 |
| The Musical Sounds of Medieval French Cities: Players, Patrons, and Politics | Hardcover | 978-1-107-01061-1 (1-107-01061-6) | 2012 |
D. G. · D.G.P. · D. P. · D. Peters · Dr. G. · Dr.P · G. P. · G. Peters · Gretchen Peters