Badstübner, E. (2014). Choriner Portale. Eberswalder Jahrbuch.
Cita Chicago (17th ed.)Badstübner, Ernst. "Choriner Portale." Eberswalder Jahrbuch 2014.
Cita MLA (8th ed.)Badstübner, Ernst. "Choriner Portale." Eberswalder Jahrbuch, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.