00315nam a2200121Ia 4500008004100000041000800041082002400049100001800073245007500091250001000166260000900176300000800185211209s1979    xx            000 0 und d  aeng  a621.316 N79 GAN/RAM  aGANGADHAR K A  aFIELD THEORY FOR ELECTRICAL ELECTRONICS AND COMMUNICATION ENGINEERING   a3 ed.  c1979  a380