Trommler, F. Working-class culture and modern mass culture before World War I: Frank Trommler. Mass Culture in Imperial Germany 1871 - 1918.(1983).
Lua i Stíl Chicago (17ú heag.)Trommler, Frank. "Working-class Culture and Modern Mass Culture Before World War I: Frank Trommler." Mass Culture in Imperial Germany 1871 - 1918.(1983) .
Lua MLA (8ú heag.)Trommler, Frank. "Working-class Culture and Modern Mass Culture Before World War I: Frank Trommler." Mass Culture in Imperial Germany 1871 - 1918.(1983), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.