Gregory David Roberts
[af] Gregory David Roberts
[ar] غريغوري روبرتس
[bg] Грегъри Дейвид Робъртс
[cs] Gregory David Roberts
[de] Gregory Roberts
[fi] Gregory David Roberts
[fr] Gregory David Roberts
[he] גרגורי דייוויד רוברטס
[hi] ग्रेगोरी डेविड रॉबर्टस
[it] Gregory David Roberts