?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Saputri%2C+Hafiyani&rft.aufirst=Hafiyani&rft.aulast=Saputri&rft.date=24+January+2013&rft.title=Pengembangan+Lembar+Kegiatan+Siswa+(LKS)+Berbasis+Problem+Solving+yang+disertai+Peta+Konsep+Bergambar+pada+Materi+Pokok+Sel+untuk+SMA&rft.inst=Universitas+Negeri+Padang&rft.degree=Bachelor%2FSkripsi