?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Hennry+Suprianto%2C+-&rft.aulast=Hennry+Suprianto&rft.aufirst=-&rft.date=30+July+2011&rft.inst=Universitas+Pendidikan+Indonesia&rft.degree=S1&rft.title=MENINGKATKAN+PEMAHAMAN+KONSEP+PERKALIAN+BILANGAN+CACAH+MELALUI+PENERAPAN+MODEL+PEMBELAJARAN+KOOPERATIF+TIPE+NUMBERED+HEADS+TOGETHER+%3A+Penelitian+Tindakan+Kelas+pada+Siswa+Kelas+IV+di+SDN+2+Ciramahilir+Kecamatan+Maniis+Kabupaten+Purwakarta