Castro, J. G., & O'Keeffe, G. The Art & Life of Georgia O'Keeffe: Jan Garden Castro. Virago Press.
Cita Chicago (17th ed.)Castro, Jan Garden, i Georgia O'Keeffe. The Art & Life of Georgia O'Keeffe: Jan Garden Castro. London: Virago Press.
Cita MLA (8th ed.)Castro, Jan Garden, i Georgia O'Keeffe. The Art & Life of Georgia O'Keeffe: Jan Garden Castro. Virago Press.
Atenció: Aquestes cites poden no estar 100% correctes.