National Joint Apprenticeship and Training Committee for the Electrical Industry. (2009). Electrical safety-related work practices (2nd ed.). Jones and Bartlett Publishers.
Chicago-Zitierstil (17. Ausg.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Electrical Safety-related Work Practices. 2nd ed. Boston: Jones and Bartlett Publishers, 2009.
MLA-Zitierstil (8. Ausg.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Electrical Safety-related Work Practices. 2nd ed. Jones and Bartlett Publishers, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.