?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Fibriantoro&rft.aulast=Susanto&rft.au=Susanto%2C+Fibriantoro&rft.degree=S1&rft.date=23+June+2015&rft.title=EFEKTIVITAS+MODEL+PROBLEM+BASED+LEARNING+PADA+MATA+PELAJARAN+MIKROKONTROLER+KELAS+XI+SMK+NEGERI+1+BLORA&rft.inst=Universitas+Negeri+Yogyakarta