| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| OCR Text Processing . Book 1, Level 1. Text Production, Word Processing and Audio Transcription | 978-1-4441-2786-7 (1-4441-2786-1) | 2010 |
| OCR Text Processing : Level 3 Book 1: Text Production, Word Processing and Audio Transcription | 978-1-4441-2792-8 (1-4441-2792-6) |