| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| BMW Custom Motorcycles: Choppers, Cruisers, Bobbers, Trikes & Quads | 978-1-84584-325-0 (1-84584-325-8) | 2011 |
| Italian Custom Motorcycles: Choppers-cruisers-bobbers-trikes | 978-1-84584-394-6 (1-84584-394-0) | 2013 |
P. C. · Peter C. · U.P. · Ulrich-P · Ulrich Peter