?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Zamnah%2C+Lala+Naila&rft.aulast=Zamnah&rft.aufirst=Lala+Naila&rft.degree=S2&rft.title=MENINGKATKAN+KEMAMPUAN+PEMECAHAN+MASALAH+MATEMATIS+DAN+SELF-REGULATED+LEARNING+MELALUI+PENDEKATAN+PROBLEM-CENTERED+LEARNING+DENGAN+HANDS-ON+ACTIVITY&rft.date=29+June+2012&rft.inst=Universitas+Pendidikan+Indonesia