?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Nisa+Ayu&rft.au=Nursibahhoerony%2C+Nisa+Ayu&rft.aulast=Nursibahhoerony&rft.title=Pengaruh+Model+Pembelajaran+Contextual+Teaching+and+Learning+Terhadap+Kemampuan+Berpikir+Kritis+Siswa+Pada+Materi+Ekosistem&rft.degree=Bachelor&rft.date=29+August+2019&rft.inst=Universitas+Prof.Dr.+Hamka