?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Ai+Mega+Maulida+Rahayu%2C+NIM.+13690036&rft.aulast=Ai+Mega+Maulida+Rahayu&rft.aufirst=NIM.+13690036&rft.degree=Skripsi&rft.date=6+November+2018&rft.title=ALAM+SEMESTA+MENURUT+STEPHEN+HAWKING+BERDASARKAN+BUKU+A+BRIEF+HISTORY+OF+TIME&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=128