00434nam a22001577a 4500 3280 3280 200326b ||||| |||| 00| 0 eng d 0582013267 621.3 H8931 50 Hughes, Edward Hughes Electrical Technology / 6th ed. London English Language Book Society 1977 xviii, 710 p. Electrical Engineering BK 0 0 ddc 0 621_300000000000000_H8931 0 8705 CL CL 2020-03-26 621.3 H8931 05627 2020-03-26 BK 0 0 ddc 0 621_300000000000000_H8931 0 8706 CL CL 2020-03-26 621.3 H8931 05628 2020-03-26 BK 0 0 ddc 0 621_300000000000000_H8931 0 8817 CL CL 2020-03-31 621.3 H8931 05848 2020-03-31 BK