?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=M.+Budiman%2C+Parwono&rft.aulast=M.+Budiman&rft.aufirst=Parwono&rft.degree=Masters&rft.date=19+Desember+2013&rft.title=THE+IMPLEMENTATION+OF+PROBLEM+BASED+LEARNING+MODEL+IN+DEVELOPING+OF+SOCIAL+AND+ENVIRONMENT+AWARENESS+THROUGH+IPS+LEARNING&rft.inst=Universitas+Lampung