NORTHERN CALIFORNIA

Chicago citation style
Environmental Protection Agency. 12/2/1970. NORTHERN CALIFORNIA. 1972-05. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/542893. (Accessed September 25, 2018.)
APA citation style
Environmental Protection Agency. 12/2/1970, (1972-05) NORTHERN CALIFORNIA. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/542893
MLA citation style
Environmental Protection Agency. 12/2/1970. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/542893>.
Note: These citations are programmatically generated and may be incomplete.