00382nam a2200181Ia 4500008004100000082000800041082000800049100001400057245004900071250000900120260002100129260000900150300001000159365000600169365000600175365000600181650001300187181031s9999    xx            000 0 und d  a697  bPOR  aPorges F.  aDesign of Electrical Services for Buildings.  a3rd.  bE. and F.N. Spon  c1989  a342p.  b0  d0  e0  aServices