Abramowitz, J. (1971). American history (Rev. ed.). Follett Educational Corp.
Lua i Stíl Chicago (17ú heag.)Abramowitz, Jack. American History. Rev. ed. Chicago: Follett Educational Corp, 1971.
Lua MLA (8ú heag.)Abramowitz, Jack. American History. Rev. ed. Follett Educational Corp, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.