00245nam a2200109Ia 4500008004100000041000800041082002300049100001600072245003000088260000900118300000800127211209s1978    xx            000 0 und d  aeng  a621.381 51 N71 JOW  aJOWETT, C E  aMATERIALS IN ELECTRONICS   c1978  a320