[en] Meditations on Violence · A Comparison of Martial Arts Training & Real World Violence YMAA Publication Center
[en] Training for Sudden Violence YMAA Publication Center
[en] Desert Kingdoms to Global Powers Yale University Press
[en] Facing Violence · Preparing for the Unexpected YMAA Publication Center
[en] Scaling Force YMAA Publication Center
[en] Force Decisions · A Citizen's Guide YMAA Publication Center
[en] Free to Fall HarperTeen
[de] [Eden Academy 01] • Du kannst dich nicht verstecken Ravensburger Verlag
[en] Under a Storm-Swept Sky Entangled Publishing, LLC (Embrace)