00568     2200169   4500001002100000005001500021035002000036008004100056245006600097100002100163260003400184300003000218084002200248520009900270082001000369650001900379INLIS00000000000060120231012110837  a0010-0421000601231012                           0 ind  1 aPencemaran Air: Dasar Dasar dan Pokok Pokok Penanggulangannya  aRyadi, Al Slamet  aSurabaya :bKarya Anda,c1984  cviii,136hal.:ilus.;20 Cm.  a628.5 / RYA p k.1  aMembahas air dan ekologi, standar kualitas air, proses - proses dalam pencemaran badan air dll  a628.5 4aAIR-PENCEMARAN