Defendu Combat System: The WW2 Hand to Fighting Manual: How British Commandos Trained Kill Quickly and Efficiently

KILL OR GET KILLED: A Manual Of Hand-To-Hand Fighting

SAS and Special Forces Unarmed Combat: hand to fighting skills

the SECRET OF COMBAT: Italian Dirty Boxing from S.O.S. System for Hand-to-Hand Combat

the Birth of British Special Forces: How Guards Regiments Helped Forge SAS,...