(2007). Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education.
Chicago-referens (17:e uppl.)Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education, 2007.
MLA-referens (9:e uppl.)Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.