Cita APA (7th ed.)

Anger, S., & Piana, T. (1954). Das Wittumspalais zu Weimar (o.A.).

Cita Chicago (17th ed.)

Anger, Sigrid, i Theo Piana. Das Wittumspalais Zu Weimar. o.A. Weimar, 1954.

Cita MLA (8th ed.)

Anger, Sigrid, i Theo Piana. Das Wittumspalais Zu Weimar. o.A. 1954.