00346nam a22001217a 4500082001100000100002000011245004200031260002500073300000800098942000700106999001700113952009400130  a628ISH  aIshtiaq  A Qazi  aChemistry for environmental engineers  aIslamabadbHECc2010  a130  cBK  c15047d15047  00104070aREFbREFd2015-12-31l0o628ISH (Shelf - 76A)pD1108r2015-12-31 00:00:00yBK