?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Asriza&rft.aulast=Nurlatifah&rft.au=Nurlatifah%2C+Asriza&rft.inst=Universitas+Prof.Dr.+Hamka&rft.title=ANALISIS+KEMAMPUAN+BERPIKIR+KRITIS+SISWA+PADA+MATERI+PENCEMARAN+LINGKUNGAN&rft.date=22+August+2020&rft.degree=Bachelor