(2016). Ehrenhelfer. Weisser Ring.
Cita Chicago (17th ed.)Ehrenhelfer. Mainz: Weisser Ring, 2016.
Cita MLA (8th ed.)Ehrenhelfer. Weisser Ring, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)