00377nam a22001457a 450000500170000000800410001702000180005804100080007608200160008410000160010024500660011626000170018230000080019965000240020720180519124315.0160521b        xxu||||| |||| 00| 0 eng d  a981-240-375-2  aeng  b3671a511.6  aAjay K. Roy  aMathamatical Method in chemical and Environmental engineering  bThomson Lean  a462  aDIPLOMA ENGINEERING