Earley, M. W., Murray, R. H., & Caloggero, J. M. National electrical code handbook (6a ed.).
芝加哥风格引文Earley, Mark W., Richard H. Murray, 与 John M. Caloggero. National Electrical Code Handbook. 6a ed.
MLA引文Earley, Mark W., et al. National Electrical Code Handbook. 6a ed.
警告：这些引文格式不一定是100％准确.