Bickers, P. (2003). Angry White Man: Sigmar Polke's new paintings. Art Monthly.
Cita Chicago (17th ed.)Bickers, Patricia. "Angry White Man: Sigmar Polke's New Paintings." Art Monthly 2003.
Cita MLA (8th ed.)Bickers, Patricia. "Angry White Man: Sigmar Polke's New Paintings." Art Monthly, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.