Carlson, S. (1952). The virtue of humility. W.C. Brown Co..
Lua i Stíl Chicago (17ú heag.)Carlson, Sebastian. The Virtue of Humility. Dubuque: W.C. Brown Co., 1952.
Lua MLA (8ú heag.)Carlson, Sebastian. The Virtue of Humility. W.C. Brown Co., 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.