000 00441nam a2200169Ia 4500
999 _c41837
_d41837
005 20230718101348.0
008 180712s9999 xx 000 0 und d
020 _a878915583
041 _aEN
082 _a621.38
_bELE
_223
245 _aThe electronic communications problem solver
260 _aNew York
_bResearch and Education Association
_c1984
300 _axiii, 1041 p.
500 _aIncludes index.
509 _aNS
942 _cS