?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=SITI&rft.aulast=NURKHALIZAH&rft.au=NURKHALIZAH%2C+SITI&rft.inst=UNIVERSITAS+SULTAN+AGENG+TIRTAYASA&rft.date=2025&rft.degree=S1&rft.tpages=260&rft.title=PENGARUH+MODEL+PEMBELAJARAN+PROBLEM+BASED+LEARNING+(PBL)+DENGAN+PENDEKATAN+STEAM+TERHADAP+KEMAMPUAN+BERPIKIR+KRITIS+SISWA+SMP