University, S. L. (1922). Radio equipment, 1922. Saint Louis University Libraries Digitization Center.
Lua i Stíl Chicago (17ú heag.)University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.
Lua MLA (8ú heag.)University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.