00406nam a22001337a 4500020001500000082001800015100001800033245009600051260005000147300001800197500001500215650002500230650001700255  a812192667X  a621.3bT 39 T1 aTheraja, B. L  aA Textbook of Electrical Technology in S. I. Units : vol IV Electronic Devices and Circuits  aNew Delhi :bS. Chand & company ltd. ,c1989.  bcoloured ill.  aPaperback.  aElectric Engineering  aElectronics