00314nam a2200145Ia 4500008004100000035000900041082002300050100001800073245003600091250000600127260001300133300000700146500000900153650000600162210723s9999||||xx |||||||||||||| ||und||  a6302  a621.389BEAS / SHA  aSharma, M. C. 0aEasy To Build Electronic Alarms  a-  aDelhib-  a38  a3845  a-