National electrical safety code / Institute of Electrical and Electronics Engineers
Institute of Electrical and Electronics Engineers, 1983
 Buku Teks
Environmental, health, and safety auditing handbook
Lee Harrison, editor in chief
McGraw-Hill, 1995
 Buku Referensi
McGraw-Hill's national electrical code handbook : eighteenth edition
editor, J.F. McPartland [and others]
McGraw-Hill, 1984
 Buku Referensi
Adams, J. Maxwell
Electrical safety : a guide to the causes and prevention of electrical hazards
The Institution of Electrical Engineers, 1994
 Buku Referensi
Supplement to the environmental, health, and safety auditing handbook
edited by Lee Harrison
McGraw-Hill, 1997
 Buku Referensi