今日找书，在Library Genesis可以找到的：
1.A first Course in Design and Analysis of Experiment by Oehlert Gary W.
2.Cognitive Diagnostic Assessment for Education Theory and Applications by Jacqueline Leighton, Mark Gierl
3.Handbook of Diagnostic Classification Models Models and Model Extensions, Applications, Software Packages by Matthias von Davier, Young-Sun Lee
4.Handbook of educational measurement and psychometrics using R by Bulut, Okan Desjardins, Christopher David
哈哈，学习认知诊断和R语言的实现又可以学习英语。