?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Nurfina&rft.aufirst=Az.N&rft.au=Nurfina%2C+Az.N&rft.atitle=UPAYA+MENGURANGI+PENCEMA+DDT+PADA+LINGKUNGAN&rft.title=Cakrawala+Pendidikan&rft.genre=article