Dittrich, R. (2014). Deutsch Prüfungstraining. Cornelsen.
Cita Chicago (17th ed.)Dittrich, Roland. Deutsch Prüfungstraining. Berlin: Cornelsen, 2014.
Cita MLA (8th ed.)Dittrich, Roland. Deutsch Prüfungstraining. Cornelsen, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.