United States. National Bureau of Standards. & American Standards Association. (1927). National electrical safety code (4th ed.). U.S. Govt. print. off..
MLA CitationUnited States. National Bureau of Standards. and American Standards Association. National Electrical Safety Code. 4th ed. U.S. Govt. print. off., 1927.
Warning: These citations have been automatically generated and may not always be 100% accurate..