Walker, J., & Brown, J. C. (1979). National Gallery of Art: Washington (Concise edition.). Harrison House.
Cita Chicago Style (17a ed.)Walker, John, e J. Carter Brown. National Gallery of Art: Washington. Concise edition. New York: Harrison House, 1979.
Cita MLA (8a ed.)Walker, John, e J. Carter Brown. National Gallery of Art: Washington. Concise edition. Harrison House, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.