UNESCO Institute for Statistics. (2004). Global education digest 2004: Comparing education statistics across the world. UNESCO Institute for Statistics.
Chicago-referens (17:e uppl.)UNESCO Institute for Statistics. Global Education Digest 2004: Comparing Education Statistics Across the World. Montreal: UNESCO Institute for Statistics, 2004.
MLA-referens (9:e uppl.)UNESCO Institute for Statistics. Global Education Digest 2004: Comparing Education Statistics Across the World. UNESCO Institute for Statistics, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.