McMaster H.R. (2021). BATTLEGROUNDS: THE FIGHT TO DEFEND THE FREE WORLD. William Collins.
Chicago Style (17th ed.) CitationMcMaster H.R. BATTLEGROUNDS: THE FIGHT TO DEFEND THE FREE WORLD. London: William Collins, 2021.
MLA (9th ed.) CitationMcMaster H.R. BATTLEGROUNDS: THE FIGHT TO DEFEND THE FREE WORLD. William Collins, 2021.
Warning: These citations may not always be 100% accurate.