Wagener, P. German in Wisconsin: Language change and loss / Peter Wagener. Globalization and the future of German : with a select bibliography.(2004).
Lua i Stíl Chicago (17ú heag.)Wagener, Peter. "German in Wisconsin: Language Change and Loss / Peter Wagener." Globalization and the Future of German : With a Select Bibliography.(2004) .
Lua MLA (8ú heag.)Wagener, Peter. "German in Wisconsin: Language Change and Loss / Peter Wagener." Globalization and the Future of German : With a Select Bibliography.(2004), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.