?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Nafial+Hadi&rft.au=Nafial+Hadi%2C+Muhammad&rft.aufirst=Muhammad&rft.inst=Universitas+Sultan+Ageng+Tirtayasa&rft.date=2025&rft.degree=S1&rft.tpages=107&rft.title=Pengembangan+Buku+Ajar+Fase+F+Pengelasan+GMAW+Berbasis+Project+Based+Learning