| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The “Broken” Plural Problem in Arabic and Comparative Semitic: Allomorphy and analogy in non-concatenative morphology | 978-1-55619-884-7 (1-55619-884-1) | 1998 |
(D-R) · D. Robert · Dr. Robert · P R · P. Robert · Prof. Dr. · Prof. R. · R.R. · Robert R.