Kirsch, F. M. (1925). The American Character. Washington, D.C..
Lua i Stíl Chicago (17ú heag.)Kirsch, Felix M. The American Character. Washington, D.C., 1925.
Lua MLA (8ú heag.)Kirsch, Felix M. The American Character. Washington, D.C., 1925.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.