Summers, Wilford I.
NFPA handbook of the national electrical code
McGraw-Hill, 1975
 Buku Referensi
Harman, Thomas L.
Guide to the national electrical code
Prentice-Hall, 1981
 Buku Referensi
McGraw-Hill's national electrical code handbook : eighteenth edition
editor, J.F. McPartland [and others]
McGraw-Hill, 1984
 Buku Referensi
Marne, David J.
McGraw-Hill?s National Electrical Safety Code (NESC) handbook
McGraw-Hill, 2002
 Buku Referensi
National electrical safety code / Institute of Electrical and Electronics Engineers
Institute of Electrical and Electronics Engineers, 1983
 Buku Teks