Drachen: Tropical Trouble Duffy Weber
Buku-buku Drachen secara berurutan
- Drachen 2: In the City Duffy Weber
- Drachen 3: Working Vacation Duffy Weber
- Drachen 4: Clerical Errors Duffy Weber
- Drachen 5: Leapin' Lizards Duffy Weber
- Drachen 6: Raking Mud Duffy Weber
- Drachen 7: Corporate Climb Duffy Weber
- Drachen 8: Lost and Found Duffy Weber
- Drachen 9: Turning a Prophet Duffy P. Weber
