Sinnhuber, K. A. (1970). Germany: Its geography and growth (2nd ed.). J. Murray.
Cita Chicago (17th ed.)Sinnhuber, Karl A. Germany: Its Geography and Growth. 2nd ed. London: J. Murray, 1970.
Cita MLA (9th ed.)Sinnhuber, Karl A. Germany: Its Geography and Growth. 2nd ed. J. Murray, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.