National Rural Electric Cooperative Association, United States, & Cooper, D. H. (1970). Rural electric facts: American success story.
Цитирование в стиле Чикаго (17-е изд.)National Rural Electric Cooperative Association, United States, и Donald H. Cooper. Rural Electric Facts: American Success Story. [Washington, 1970.
Цитирование MLA (8-е изд.)National Rural Electric Cooperative Association, et al. Rural Electric Facts: American Success Story. 1970.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.