00331nam 2280040 450000100060000000300230000600500090002900800410003808200120007902000150009110000140010626000270012024500520014780040StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621.319 a0419145907 aF. Porges bE. & F. N. Spon c1989 aThe design of electrical services for buildings