00334nam a2200121Ia 4500008004100000041000800041082001400049100001600063245003700079250001200116260005600128650002800184230711s9999||||xx |||||||||||||| ||und||  aENG  a621bHS-A  aHsu,Mitra D 0aAnalog and digital communication  a1st Ed.  c2006aNew DelhibTata McGraw Hill Education Limited  aElectronics Engineering