Section: ArticlesTitle: A living document : as the 50th edition of the National Electrical Code is about to roll off the presses, its clear some things have remained the same / By Alan R. EarlsRelated records: En: NFPA Journal. - Miami : NFPA = ISSN 1054-8793. - Número 3 98 2004Other categories: 81Rights: In Copyright (InC)Referencias externas: