CHIMNEY OF U.S. STEEL PLANT EMIT SMOKE 24 HOURS A DAY

Chicago citation style
Environmental Protection Agency. 12/2/1970. CHIMNEY OF U.S. STEEL PLANT EMIT SMOKE 24 HOURS A DAY. 1972-05. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/545439. (Accessed October 19, 2018.)
APA citation style
Environmental Protection Agency. 12/2/1970, (1972-05) CHIMNEY OF U.S. STEEL PLANT EMIT SMOKE 24 HOURS A DAY. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/545439
MLA citation style
Environmental Protection Agency. 12/2/1970. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/545439>.
Note: These citations are programmatically generated and may be incomplete.