McPartland, J. F., McPartland, J. M., & McPartland, G. i. (1981). National electrical code handbook (17th ed.). New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleMcPartland, J. F., John M. McPartland, and Guy i. McPartland. National Electrical Code Handbook. 17th ed. New York: McGraw-Hill Book Company, 1981.
Παραπομπή MLAMcPartland, J. F., John M. McPartland, and Guy i. McPartland. National Electrical Code Handbook. 17th ed. New York: McGraw-Hill Book Company, 1981.
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