Hepp, P. (2012). Sven Johne: Karl Schmidt-Rottluff Stipendium 2012. Kunsthalle.
Cita Chicago (17th ed.)Hepp, Patricia. Sven Johne: Karl Schmidt-Rottluff Stipendium 2012. Düsseldorf: Kunsthalle, 2012.
Cita MLA (8th ed.)Hepp, Patricia. Sven Johne: Karl Schmidt-Rottluff Stipendium 2012. Kunsthalle, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.