Kiesel, K., & Bier, J. (1930). Passing through Germany (7th ed.). Terramare Office.
Lua i Stíl Chicago (17ú heag.)Kiesel, Karl, agus Justus Bier. Passing Through Germany. 7th ed. Berlin: Terramare Office, 1930.
Lua MLA (8ú heag.)Kiesel, Karl, agus Justus Bier. Passing Through Germany. 7th ed. Terramare Office, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.