(1986). The National electrical code handbook: Based on the 1987 edition of the National electrical code / Peter J. Schram, editor ; Richard H. Murray, associate editor.
Citace podle Chicago (17th ed.)The National Electrical Code Handbook: Based on the 1987 Edition of the National Electrical Code / Peter J. Schram, Editor ; Richard H. Murray, Associate Editor. 1986.
Citace podle MLA (9th ed.)The National Electrical Code Handbook: Based on the 1987 Edition of the National Electrical Code / Peter J. Schram, Editor ; Richard H. Murray, Associate Editor. 1986.
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