(1972). IEEE recommended practice for grounding of industrial and commercial power systems. [New York?]: Institute of Electrical and Electronics Engineers.
Παραπομπή Chicago StyleIEEE Recommended Practice for Grounding of Industrial and Commercial Power Systems. [New York?]: Institute of Electrical and Electronics Engineers, 1972.
Παραπομπή MLAIEEE Recommended Practice for Grounding of Industrial and Commercial Power Systems. [New York?]: Institute of Electrical and Electronics Engineers, 1972.
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