Mullis, I. V. S., Martin, M. O., & Foy, P. (2005). IEA'S TIMSS 2003 international report on achievement in the mathematics cognitive domains: Findings from a developmental project. TIMSS & PIRLS International Study Center, Lynch School of Education, Boston College.
Cita Chicago (17th ed.)Mullis, Ina V. S., Michael O. Martin, i Pierre Foy. IEA'S TIMSS 2003 International Report on Achievement in the Mathematics Cognitive Domains: Findings from a Developmental Project. Chestnut Hill, MA: TIMSS & PIRLS International Study Center, Lynch School of Education, Boston College, 2005.
Cita MLA (9th ed.)Mullis, Ina V. S., et al. IEA'S TIMSS 2003 International Report on Achievement in the Mathematics Cognitive Domains: Findings from a Developmental Project. TIMSS & PIRLS International Study Center, Lynch School of Education, Boston College, 2005.