Honnef, K. (2013). When Attitudes become form: Reprise für "Kunstforum". Kunstforum.
Cita Chicago (17th ed.)Honnef, Klaus. "When Attitudes Become Form: Reprise Für "Kunstforum"." Kunstforum 2013.
Cita MLA (8th ed.)Honnef, Klaus. "When Attitudes Become Form: Reprise Für "Kunstforum"." Kunstforum, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.