?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=0853022052%2C+Tresna+Ayuningtyas&rft.aulast=0853022052&rft.aufirst=Tresna+Ayuningtyas&rft.degree=Other&rft.date=18+Oktober+2012&rft.title=HUBUNGAN+SIKAP+ILMIAH+DENGAN+KETERAMPILAN+PROSES+SAINS+DALAM+MODEL+PEMBELAJARAN+PROBLEM+BASED+INSTRUCTION+(PBI)&rft.inst=Universitas+Lampung