00296nam a2200097Ia 4500008004100000040003800041100001700079245004300096260004700139300001200186211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aLytel, Allan 0aAbc's of silicon controlled rectifiers  bD B Taraporevala Sons and CoaBombayc1971  a126p p.