(2000). International Comparisons of Instructional Activities in Mathematics. U.S. Department of Education.
Čikaški stil citiranja (17. izdanje)International Comparisons of Instructional Activities in Mathematics. U.S. Department of Education, 2000.
MLA način citiranja (9. izdanje)International Comparisons of Instructional Activities in Mathematics. U.S. Department of Education, 2000.
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