00617nam a22002297a 4500 GCWUF 20180321094732.0 180321b xxu||||| |||| 00| 0 eng d 0408004320 ENG MAIN 621.3 LAU Laughton, M. A.; Electrical engineer's reference book/ Laughton, M. A.; 14th ed. London : Butter Worths, 1985. (various pagings) ill ; 24 cm. H.B. Include Index Electrical engineering Electronics Say, M. G. ddc BK 4604 4604 0 0 ddc 0 0 REF MAIN MAIN REF 2018-03-21 0 621.3 LAU D0002581 2018-03-21 00:00:00 2018-03-21 BK