The war lords

World defence who's who Phayes Grace Who s who in twentieth century warfare Tucker, Spencer C. Leadership in war Roberts, Andrew Reputations, ten years after Liddell Hart, Basil Henry Warriors in undress Hudleston, Francis Josiah Lives of the warriors of the Thirty Years' War Cust, Edward The War lords edited by Sir Michael Carver Who's who in military history Keegan, John