Παραπομπή σε μορφή APA (7η εκδ.)

Ball, H., & Cooper, P. J. (1992). Of power and right: Hugo Black, William O. Douglas, and America's constitutional revolution. Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ball, Howard, και Phillip J. Cooper. Of Power and Right: Hugo Black, William O. Douglas, and America's Constitutional Revolution. New York: Oxford University Press, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ball, Howard, και Phillip J. Cooper. Of Power and Right: Hugo Black, William O. Douglas, and America's Constitutional Revolution. Oxford University Press, 1992.