TIMSS 1999 International Science Report
Findings from IEA's repeat of the Third International Mathematics and Science Study at the eighth gradeMartin, Michael O. Mullis, Ina V.S. Gonzalez, Eugenio J. Gregory,Kelvin D. Smith, Teresa A. Chrostowski, Steven J. Garden, Robert A. O'Connor, Kathleen M.
Boston College , Chestnut Hill, MA (2000)
Findings from the TIMSS 1999 science assessment at the eighth grade