?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=0617031006%2C+Dwi+Yunitasari&rft.aulast=0617031006&rft.aufirst=Dwi+Yunitasari&rft.degree=Other&rft.date=13+Nopember+2015&rft.title=EFISIENSI+RANCANGAN+SAMPLING+ACAK+SEDERHANA+DAN+SAMPLING+ACAK+BERLAPIS+DENGAN+ALOKASI+PROPORSIONAL+DAN+OPTIMUM&rft.inst=Universitas+Lampung