PIRLS 2011 User Guide for the International Database. Supplement 3: Variables Derived from the Student, Home, Teacher, and School Questionnaire Data

Foy, P., & Drucker, K. T. (Eds.). (2013). Pirls 2011 User Guide for the International Database. Supplement 3:Variables Derived from the Student, Home, Teacher, and SchoolQuestionnaire Data. Amsterdam, The Netherlands: International Association for the Evaluation of Educational Achievement.