Brian J McPartland. (2002). McGraw -hill 's national electrical code handbook: Based on the Current 2002 National Electric Code. New York: McGraw-hill.
Παραπομπή Chicago StyleBrian J McPartland. McGraw -hill 's National Electrical Code Handbook: Based On the Current 2002 National Electric Code. New York: McGraw-hill, 2002.
Παραπομπή MLABrian J McPartland. McGraw -hill 's National Electrical Code Handbook: Based On the Current 2002 National Electric Code. New York: McGraw-hill, 2002.
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