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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jped.2011.5.2.73-82
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jped.2012.6.1.11-22
Publisher :
Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jped.2011.5.2.73-82
Publisher :
Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jped.2012.6.1.11-22