National Portrait Gallery (Washington, DC). (2015). Portrait of a nation: Men and women who have shaped America : highlights from the Smithsonian's National Portrait Gallery (Second edition.). Smithsonian Books in association with the National Portrait Gallery, Smithsonian Institution.
Chicago-Zitierstil (17. Ausg.)National Portrait Gallery (Washington, DC). Portrait of a Nation: Men and Women Who Have Shaped America : Highlights from the Smithsonian's National Portrait Gallery. Second edition. Washington, DC: Smithsonian Books in association with the National Portrait Gallery, Smithsonian Institution, 2015.
MLA-Zitierstil (9. Ausg.)National Portrait Gallery (Washington, DC). Portrait of a Nation: Men and Women Who Have Shaped America : Highlights from the Smithsonian's National Portrait Gallery. Second edition. Smithsonian Books in association with the National Portrait Gallery, Smithsonian Institution, 2015.