Cita APA (7th ed.)

Kersting, H. (1990). Keith Sonnier: Expanded File Series 1969/89. Städtisches Museum Abteiberg.

Cita Chicago (17th ed.)

Kersting, Hannelore. Keith Sonnier: Expanded File Series 1969/89. Mönchengladbach: Städtisches Museum Abteiberg, 1990.

Cita MLA (8th ed.)

Kersting, Hannelore. Keith Sonnier: Expanded File Series 1969/89. Städtisches Museum Abteiberg, 1990.