Greene, J., & Greene, G. (2013). Greene, James, Papers. DigitalGeorgetown.
Chicago Style (17th ed.) CitationGreene, James, i Graham Greene. Greene, James, Papers. Washington, D.C.: DigitalGeorgetown, 2013.
Cita MLAGreene, James, i Graham Greene. Greene, James, Papers. DigitalGeorgetown, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.