Richardson, J. A. (1992). Art: The way it is (4th ed.). Prentice-Hall.
Cita Chicago (17th ed.)Richardson, John Adkins. Art: The Way It Is. 4th ed. Englewood, N.J: Prentice-Hall, 1992.
Cita MLA (9th ed.)Richardson, John Adkins. Art: The Way It Is. 4th ed. Prentice-Hall, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.