International Association for the Evaluation of Educational Achievement, Rosier, M. J., & Keeves, J. P. (1991). The IEA study of science I: Science education and curricula in twenty-three countries. Published for the International Association for the Evaluation of Educational Achievement by Pergamon Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Association for the Evaluation of Educational Achievement, Malcolm J. Rosier, و John P. Keeves. The IEA Study of Science I: Science Education and Curricula in Twenty-three Countries. Oxford: Published for the International Association for the Evaluation of Educational Achievement by Pergamon Press, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Association for the Evaluation of Educational Achievement, et al. The IEA Study of Science I: Science Education and Curricula in Twenty-three Countries. Published for the International Association for the Evaluation of Educational Achievement by Pergamon Press, 1991.