Goodchild, S., & English, L. (2002). Researching mathematics classrooms: A critical examination of methodology (1a. ed.). Praeger Publishers.
Čikaški stil citiranja (17. izdanje)Goodchild, Simon, i Lyn English. Researching Mathematics Classrooms: A Critical Examination of Methodology. 1a. ed. Westport: Praeger Publishers, 2002.
MLA način citiranja (9. izdanje)Goodchild, Simon, i Lyn English. Researching Mathematics Classrooms: A Critical Examination of Methodology. 1a. ed. Praeger Publishers, 2002.
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