University, S. L. (1945). Ralph Stein, featured pianist at WEW. Saint Louis University Libraries Digitization Center.
Chicago-referens (17:e uppl.)University, Saint Louis. Ralph Stein, Featured Pianist at WEW. Saint Louis University Libraries Digitization Center, 1945.
MLA-referens (8:e uppl.)University, Saint Louis. Ralph Stein, Featured Pianist at WEW. Saint Louis University Libraries Digitization Center, 1945.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.