000 00345nam a22001337a 4500
008 130122b xxu||||| |||| 00| 0 eng d
020 _a007-124449-2
100 _aHayt,William H
245 _aEngineering electromagnetics
_cWilliam H.Hayt
250 _a7th ed
260 _aUSA
_bMcGraw hill
_c2006
300 _axv,582p
_c24cm
942 _2lcc
_cBK
999 _c89024
_d89024