00286nam a2200109Ia 4500008004100000020001800041082001500059100001500074245003000089260004500119300001200164190710s9999    xx            000 0 und d  a81-219-2450-2  a537.5 M474  aMehta, V K 0aPrinciples of electronics  aNew DelhibS. Chand & Company Pvt.c2015  axiv,778