O'Donnell, P. K. (2018). The unknowns: The untold story of America's unknown solider and WWI's most decorated heroes who brought him home (First edition, First Grove Atlantic hardcover edition.). Atlantic Monthly Press.
Style de citation Chicago (17e éd.)O'Donnell, Patrick K. The Unknowns: The Untold Story of America's Unknown Solider and WWI's Most Decorated Heroes Who Brought Him Home. First edition, First Grove Atlantic hardcover edition. New York: Atlantic Monthly Press, 2018.
Style de citation MLA (8e éd.)O'Donnell, Patrick K. The Unknowns: The Untold Story of America's Unknown Solider and WWI's Most Decorated Heroes Who Brought Him Home. First edition, First Grove Atlantic hardcover edition. Atlantic Monthly Press, 2018.
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