na INLIS000000000000667 20240602115346 ta 240602 0 ind 979-8034-89-9 0010-1220000096 628.5 628.5 SUG d Sugiharto Dasar-dasar Pengelolaan Air Limbah / Sugiharto cet.1 Jakarta : UI-Press, 1987 vii, 198 hlm ; 23 cm air limbah Kelas 628 00000000933