Lerner, G. (1997). Why history matters: Life and thought. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Lerner, Gerda. Why History Matters: Life and Thought. New York: Oxford University Press, 1997.
Lua MLA (8ú heag.)Lerner, Gerda. Why History Matters: Life and Thought. Oxford University Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.