CAFFREY JR Matthew B. On wargaming: how wargames have shaped history and how they may shape the future/ Matthew B. Caffrey Jr. - Newport, Rhode Island : Naval War College Press, 2019. - xxx, 445 pages : illustrations ; 23 cm. - (Newport papers. 43) . ISBN: 9781935352655(pbk.): Subjects--Topical Terms: WARGAMESWARGAMES-- HISTORY