APA-referens (7:e uppl.)
TIMSS International Study Center, ebrary, Inc, & Loveless, T. (2007). Lessons learned: What international assessments tell us about math achievement. Brookings Institution Press.
Chicago-referens (17:e uppl.)
TIMSS International Study Center, Inc ebrary, och Tom Loveless. Lessons Learned: What International Assessments Tell Us About Math Achievement. Washington, D.C.: Brookings Institution Press, 2007.
MLA-referens (9:e uppl.)
TIMSS International Study Center, et al. Lessons Learned: What International Assessments Tell Us About Math Achievement. Brookings Institution Press, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.