- eBookScience of Takedowns, Throws, and Grappling for Self-DefenseMartina Sprague
- eBookUnderstanding Carl von ClausewitzMartina Sprague
- eBookFighting ScienceMartina Sprague
- eBookKnife Grip and ManipulationMartina Sprague
- eBookKnife Offense (Five Books in One)Martina Sprague
- eBookKnife Defense DynamicsMartina Sprague
- eBookJapanese SwordsMartina Sprague
- eBookFighter's Body, Fighter's MindMartina Sprague
- eBookKnife Carry and DeploymentMartina Sprague
- eBookLongsword and SaberMartina Sprague
- eBookKnife AnatomyMartina Sprague
- eBookKnife Fighting Stance, Footwork, and Dynamics of MotionMartina Sprague
- eBookKickboxingMartina Sprague
- eBookKnife Defense BasicsMartina Sprague
- eBookKickboxingMartina Sprague
- eBookForce and Single Strike DamageMartina Sprague
- eBookSickle Sword and Battle AxeMartina Sprague
- eBook6 Ways to Improve Performance and Correct Errors in the Martial ArtsMartina Sprague
- eBookLeadershipMartina Sprague
- eBookKnife Training and Advanced Martial Arts ConceptsMartina Sprague
- eBookMachete, Kris, and Throwing IronMartina Sprague
- eBookKukris and GurkhasMartina Sprague
- eBookThe Power TripMartina Sprague
- eBookKickboxingMartina Sprague
- eBookPhysical PreparationMartina Sprague
- eBookThe Financial Incentives of WarMartina Sprague
- eBook8 Ways to Benefit from Critique and Testing in the Martial ArtsMartina Sprague
- eBookYatagan, Khanda, and JamdharMartina Sprague
- eBookConfessions of a Published AuthorMartina Sprague
- eBookKickboxingMartina Sprague
- eBookSun Tzu's Art of WarMartina Sprague
- eBookGladius and SpathaMartina Sprague
- eBookLeading with Cheese, Fish, and CarrotsMartina Sprague
- eBookManaging FailureMartina Sprague
- eBookThe Forces of WarMartina Sprague
- eBook8 Ways to Be Professional and Ethical in the Martial ArtsMartina Sprague
- eBookCold SteelMartina Sprague
- eBookSerien: Volunteers to Fight Our WarsMartina Sprague
- eBookSerien: KickboxingMartina Sprague
- eBookSerien: The Power TripMartina Sprague
- eBookPressing the AttackMartina Sprague
- eBookForce EscalationMartina Sprague
- eBookMusashi's Book of Five RingsMartina Sprague
- eBookKickboxingMartina Sprague
- eBookControlling the CounterattackMartina Sprague
- eBookSerien: Formidable FighterMartina Sprague
- eBookLeading with ScienceMartina Sprague
- eBookWinning MattersMartina Sprague
- eBookThe Bodyweight ChallengeMartina Sprague