Cita APA (7a ed.)

Kneubühler, T. (2005). Per Kirkeby.

Cita Chicago Style (17a ed.)

Kneubühler, Theo. Per Kirkeby. Köln [u.a.], 2005.

Cita MLA (8a ed.)

Kneubühler, Theo. Per Kirkeby. 2005.