National Joint Apprenticeship and Training Committee for the Electrical Industry. (2009). Electrical safety-related work practices (2nd ed.). Jones and Bartlett Publishers.
Цитирование в стиле Чикаго (17-е изд.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Electrical Safety-related Work Practices. 2nd ed. Boston: Jones and Bartlett Publishers, 2009.
Цитирование MLA (8-е изд.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Electrical Safety-related Work Practices. 2nd ed. Jones and Bartlett Publishers, 2009.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.