Third International Mathematics and Science Study (TIMSS) ; International Association for the Evaluation of Educational Achievement (IEA) & Beaton, A. E. (1996). Science achievement in the middle school years: IEA's Third International Mathematics and Science Study (TIMSS). TIMSS International Study Center, Boston College.
Chicago-referens (17:e uppl.)Third International Mathematics and Science Study (TIMSS) ; International Association for the Evaluation of Educational Achievement (IEA) och Albert E. Beaton. Science Achievement in the Middle School Years: IEA's Third International Mathematics and Science Study (TIMSS). Chestnut Hill, MA: TIMSS International Study Center, Boston College, 1996.
MLA-referens (9:e uppl.)Third International Mathematics and Science Study (TIMSS) ; International Association for the Evaluation of Educational Achievement (IEA) och Albert E. Beaton. Science Achievement in the Middle School Years: IEA's Third International Mathematics and Science Study (TIMSS). TIMSS International Study Center, Boston College, 1996.