The Rockefeller Foundation. (2009). The Rockefeller Foundation: bellagio center: The First 50 Years. The Rockefeller Foundation.
Chicago-referens (17:e uppl.)The Rockefeller Foundation. The Rockefeller Foundation: Bellagio Center: The First 50 Years. New York: The Rockefeller Foundation, 2009.
MLA-referens (8:e uppl.)The Rockefeller Foundation. The Rockefeller Foundation: Bellagio Center: The First 50 Years. The Rockefeller Foundation, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.