| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Gunther Pluschow: A life full of dreams, adventures and challenges for an impossible love: the Patagonia - Book with DVD | 978-987-2176O-1-3 (987-2176O-1-9) | 2006 |
R. L · Robert Lapides · Robert Leibowitz · Robert Liftig · Robert Liptser