Apocalypse Austin: Plague Wars Series, Book 4 (Unabridged)
2015
Stop Waiting, Start Investing: Build Wealth with 10 Minutes of Work (Unabridged)
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The World's First Human Heart Transplant
2022
The World's First Human Heart Transplant: History in Half an Hour, Book 1 (Unabridged)
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Der Eden-Exodus [The Eden Exodus]: Seuchenkriege-Serie 3 [Plague War Series, Book 3] (Unabridged)
2018
Nearest Night: Plague Wars Series, Book 5 (Unabridged)
2016