Campbell, L. (1989). Color Coordinates: Robert Natkin. Art in America.
Cita Chicago (17th ed.)Campbell, Lawrence. "Color Coordinates: Robert Natkin." Art in America 1989.
Cita MLA (8th ed.)Campbell, Lawrence. "Color Coordinates: Robert Natkin." Art in America, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.