Cita APA (7th ed.)

Gruhn, E., & Krümmel, C. (2008). Jorinde Voigt: Dual. Kerber.

Cita Chicago (17th ed.)

Gruhn, Elke, i Clemens Krümmel. Jorinde Voigt: Dual. Bielefeld [u.a.]: Kerber, 2008.

Cita MLA (8th ed.)

Gruhn, Elke, i Clemens Krümmel. Jorinde Voigt: Dual. Kerber, 2008.