00342nam a22001457a 4500003001200000005001700012008004100029020001500070040001200085082001500097100001800112245003800130260001100168650001700179NUST - PNEC20170116180833.0150801b        xxu||||| |||| 00| 0 eng d  a0471517488  cLIBRARY  a515.15 HEG  aHegarty, John  aApplied calculuscJohn c. hegarty  cc1990.  aCalculusxME