Third International Mathematics and Science Study (TIMSS). International Association for the Evaluation of Educational Achievement & Mullis, I. V. (1998). Mathematics and science achievement in the final year of secondary school: IEA's Third International Mathematics and Science Study (TIMMS). TIMSS International Study Center, Boston College.
Cita Chicago Style (17a ed.)Third International Mathematics and Science Study (TIMSS). International Association for the Evaluation of Educational Achievement y Ina V.S Mullis. Mathematics and Science Achievement in the Final Year of Secondary School: IEA's Third International Mathematics and Science Study (TIMMS). Chestnut Hill, MA: TIMSS International Study Center, Boston College, 1998.
Cita MLA (9a ed.)Third International Mathematics and Science Study (TIMSS). International Association for the Evaluation of Educational Achievement y Ina V.S Mullis. Mathematics and Science Achievement in the Final Year of Secondary School: IEA's Third International Mathematics and Science Study (TIMMS). TIMSS International Study Center, Boston College, 1998.