000 00349pam a2200157a 44500
008 230515b1986 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _aN.D.
100 _aSmith / Jack
245 _aModern Communicatio Circuits
250 _a0
260 _aNULL
_bMcgraw Hill
_c1986
300 _a557
650 _aNULL
999 _c576900
_d576900