Bischoff, F. (2016). Der Fall Gerhard Wisnewski: Federico Bischoff. Compact.
Cita Chicago (17th ed.)Bischoff, Federico. "Der Fall Gerhard Wisnewski: Federico Bischoff." Compact 2016.
Cita MLA (8th ed.)Bischoff, Federico. "Der Fall Gerhard Wisnewski: Federico Bischoff." Compact, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.