Livres audio
Tagebuch der Apokalypse 1
2011
Day By Day Armageddon (Unabridged)
2010
Tagebuch der Apokalypse 4
2018
Tomorrow War: Serpent Road: The Chronicles of Max, Book 2 (Unabridged)
2017
Ghost Run: Day by Day Armageddon, Book 4 (Unabridged)
2016
Tomorrow War: The Chronicles of Max [Redacted], Book 1 (Unabridged)
2015