?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Agus&rft.au=Agus%2C+Bismi+Fadila&rft.aufirst=Bismi+Fadila&rft.inst=Universitas+Negeri+padang&rft.date=August+2013&rft.degree=Bachelor%2FSkripsi&rft.title=Pengaruh+Pemberian+Pre-test+dan+Post-test+dalam+Model+Pembelajaran+Kooperatif+Tipe+Snowball+Throwing+terhadap+Hasil+Belajar+Biologi+Siswa+Kelas+VII+Semester+II+SMPN+2+Lubuk+Basung