![](/img/cover-not-exists.png)
Student, School, and Country Differences in Sustained Test-Taking Effort in the 2009 PISA Reading Assessment
Debeer, D., Buchholz, J., Hartig, J., Janssen, R.Volume:
39
Language:
english
Journal:
Journal of Educational and Behavioral Statistics
DOI:
10.3102/1076998614558485
Date:
December, 2014
File:
PDF, 260 KB
english, 2014