000 00343nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aHelfrick, Albert, D Cooper, William, D
245 0 _aModern electronics ina rumentation
260 _aPrentice hall of india
_bNew Delhi
_c2006
300 _a491p
_b0
650 _aELECTRONICS AND COMMUNICATIONS
999 _c132479
_d132479