00392nam a22001457a 4500003001200000005001700012008004100029020000600070040001200076082001700088100001900105245008000124260001100204650003100215NUST - PNEC20170116180913.0150903b        xxu||||| |||| 00| 0 eng d  a-  cLIBRARY  a621.3132 SHO  aShotton, A. C.  aWorked examples in electrotechnology : with graded exercisescA. C. Shotton  cc.1957  aElectrical engineeringxEE