APA (7th ed.) Citation

Schmid, K. (1989). Kunstraub in den Museen: "Null Problemo". Kunstforum.

Chicago Style (17th ed.) Citation

Schmid, Karlheinz. "Kunstraub in Den Museen: "Null Problemo"." Kunstforum 1989.

MLA (8th ed.) Citation

Schmid, Karlheinz. "Kunstraub in Den Museen: "Null Problemo"." Kunstforum, 1989.

Warning: These citations may not always be 100% accurate.