National Rural Electric Cooperative Association, United States, & Cooper, D. H. (1970). Rural electric facts: American success story.
Style de citation Chicago (17e éd.)National Rural Electric Cooperative Association, United States, et Donald H. Cooper. Rural Electric Facts: American Success Story. [Washington, 1970.
Style de citation MLA (8e éd.)National Rural Electric Cooperative Association, et al. Rural Electric Facts: American Success Story. 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.