Sakarya University Journal of Education, 5/3 (Aralık /December 2015) ss.172-173. DOI: http://dx.doi.org/10.19126/suje.11270
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Sakarya University Journal of EducationCilt
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https://app.trdizin.gov.tr/publication/paper/detail/TVRrM05EZ3hNUT09https://hdl.handle.net/20.500.12712/9751