?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Silfiana&rft.au=Silfiana%2C+Leha&rft.aufirst=Leha&rft.title=Gerakan+Kewarganegaraan+Ekologis+Berbasis+Organisasi+Kepemudaan+di+Kota+Yogyakarta.&rft.inst=Program+Pascasarjana&rft.date=27+February+2020&rft.degree=S2