APA-viite (7. p.)

Walsh, J. (2017). Smooth operator: Andreas Siegfried he's the smartest fixers on the contemporary art scene. Christie's.

Chicago-viite (17. p.)

Walsh, John. "Smooth Operator: Andreas Siegfried He's the Smartest Fixers on the Contemporary Art Scene." Christie's 2017.

MLA-viite (8. p.)

Walsh, John. "Smooth Operator: Andreas Siegfried He's the Smartest Fixers on the Contemporary Art Scene." Christie's, 2017.