Painter, F. B., & Bixler, H. H. (1958). Citizenship in action. Scribner.
Lua i Stíl Chicago (17ú heag.)Painter, Fred B., agus Harold H. Bixler. Citizenship in Action. New York: Scribner, 1958.
Lua MLA (8ú heag.)Painter, Fred B., agus Harold H. Bixler. Citizenship in Action. Scribner, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.