E C. · Eberhard Christ · Eberhardt Christine
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Mac Os X Support Essentials Student Workbook | 978-2-7440-2291-3 (2-7440-2291-8) | 2017 |
| Mac Ox X Support Essentials Apple Pro Training Series | 978-2-7440-2292-0 (2-7440-2292-6) | 2017 |