00277nam a22001217a 4500003000400000005001700004008004100021020001700062040000700079082001300086100001700099245003900116OSt20220127103626.0220127b        |||||||| |||| 00| 0 eng d  a8121902894HU  cHU  a621.3b1  aTheraja B.L.  aA Textbook Of Electrical Tecnology