Cita APA (7th ed.)

(1963). Charles Howard: Paintings and drawings ; April 1963.

Cita Chicago (17th ed.)

Charles Howard: Paintings and Drawings ; April 1963. London, 1963.

Cita MLA (8th ed.)

Charles Howard: Paintings and Drawings ; April 1963. 1963.

Atenció: Aquestes cites poden no estar 100% correctes.