?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Zulbadri+Ahmad%2C+NIM.+97122076&rft.aulast=Zulbadri+Ahmad&rft.aufirst=NIM.+97122076&rft.degree=Skripsi&rft.date=2005&rft.title=TOKOH-TOKOH+PENGEMBANG+SAINS+P+ADA+MASA+BANI+ABBAS+PERI+ODE+PERT+AMA+(750+M-861M)&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=78