00254nam a2200109Ia 4500008004100000041000800041082002300049100001600072245003900088260000900127300000800136211209s1979    xx            000 0 und d  aeng  a621.384 18 N78 LEN  aLENTH, JHON  aHAND BOOK OF PRACTICAL CB SERVICE   c1979  a321