Sinnhuber, K. A. (1970). Germany: Its geography and growth (2nd ed.). J. Murray.
Lua i Stíl Chicago (17ú heag.)Sinnhuber, Karl A. Germany: Its Geography and Growth. 2nd ed. London: J. Murray, 1970.
Lua MLA (9ú heag.)Sinnhuber, Karl A. Germany: Its Geography and Growth. 2nd ed. J. Murray, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.