IEA-ETS Research Institute. (2013). Large-scale assessments in education. Springer-Verlag, GmbH.
Chicago-čujuhus (17. p.)IEA-ETS Research Institute. Large-scale Assessments in Education. Heidelberg, Germany: Springer-Verlag, GmbH, 2013.
MLA-čujuhus (9. p.)IEA-ETS Research Institute. Large-scale Assessments in Education. Springer-Verlag, GmbH, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.