?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=HABIBIE+MUSTHAFA%2C+NIM.+08640001&rft.aulast=HABIBIE+MUSTHAFA&rft.aufirst=+NIM.+08640001&rft.degree=Skripsi&rft.date=14+August+2013&rft.title=KEMELIMPAHAN+DAN+KEANEKARAGAMAN+JENIS+PLANKTON+DI+SUB+DAS+GAJAHWONG+YOGYAKARTA+&rft.inst=UIN+SUNAN+KALIJAGA