?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Sulman%2C+Fauzan&rft.aufirst=Fauzan&rft.aulast=Sulman&rft.date=13+August+2012&rft.title=Pengaruh+Model+Kooperatif+Tipe+Problem+Possing+dan+Motivasi+Awal+Siswa+Kelas+XI+SMA+Negeri+12+Padang&rft.inst=Universitas+Negeri+Padang&rft.degree=Masters%2FTesis