Loveless, T. (2007). The 2007 Brown Center report on American education: How well are American students learning? : with sections on the nation's achievement, the mysteries of private school enrollment, and the impact of time on learning. Brookings Institution.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Loveless, Tom. The 2007 Brown Center Report on American Education: How Well Are American Students Learning? : With Sections on the Nation's Achievement, the Mysteries of Private School Enrollment, and the Impact of Time on Learning. Washington, DC: Brookings Institution, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Loveless, Tom. The 2007 Brown Center Report on American Education: How Well Are American Students Learning? : With Sections on the Nation's Achievement, the Mysteries of Private School Enrollment, and the Impact of Time on Learning. Brookings Institution, 2007.