| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Voices from Sulu: A Collection of Tausug Oral Traditions | 978-971-55O-616-8 (971-55O-616-X) | 2011 | Muhammad Absari Salahuddin · Saluan Panay · T. Iklali Jainal · Imam Ibbalahim |
Gerard Rixhon · Gerhard Rauschen · Gerhard Regn · Gerhard Reichwein · Gerhard Richwien