?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=31140053&rft.au=31140053%2C+WILLIAM+WIJAYA&rft.aufirst=WILLIAM+WIJAYA&rft.inst=Univeristas+Kristen+Duta+Wacana&rft.title=PEMODELAN+MATEMATIKA+PADA+PENGOLAHAN+LIMBAH+AIR+LINDI+MENGGUNAKAN+SISTEM+BIOFILTER+DAN+CONSTRUCTED+WETLAND+DENGAN+TANAMAN+Canna+SP&rft.degree=Bachelor&rft.tpages=344&rft.date=November+2018