Garraty, J. A. (1979). Historical viewpoints: Notable articles from american heritage (Third edition.). Harper & Row.
Lua i Stíl Chicago (17ú heag.)Garraty, John A[ed.]. Historical Viewpoints: Notable Articles from American Heritage. Third edition. New York: Harper & Row, 1979.
Lua MLA (9ú heag.)Garraty, John A[ed.]. Historical Viewpoints: Notable Articles from American Heritage. Third edition. Harper & Row, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.