Nickas, B., & Koether, J. (2005). Dark star: Bob Nickas and Jutta Koether on Steven Parrino. Artforum.
Cita Chicago (17th ed.)Nickas, Bob, i Jutta Koether. "Dark Star: Bob Nickas and Jutta Koether on Steven Parrino." Artforum 2005.
Cita MLA (8th ed.)Nickas, Bob, i Jutta Koether. "Dark Star: Bob Nickas and Jutta Koether on Steven Parrino." Artforum, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.