(2007). Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education, 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)Nation's Report Card: 12th-Grade Reading & Mathematics 2005. U.S. Department of Education, 2007.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.