00458nam a22001577a 4500003000400000008004100004020001800045082001800063100001700081245005900098260003700157300001400194650003400208650003800242650002000280OSt190122b        xxu||||| |||| 00| 0 eng d  a9788171328444  a628.168bG96W  aGupta, Asha.  aWater Pollution : assessment, modelling and management  aJaipurbPointer Publishersc2016  axiv,181p.  aTechnology (Applied Sciences)  aEngineering and Allied Operations  aWater Pollution