APA
United States C. o. E., . (1980). The global 2000: Report to the president of the US: Entering. New York: Pergamon Pr.
Chicago
United States Council on Envi, . 1980. The global 2000: Report to the president of the US: Entering. New York: Pergamon Pr.
Harvard
United States C. o. E., . (1980). The global 2000: Report to the president of the US: Entering. New York: Pergamon Pr.
MLA
United States Council on Envi, . The global 2000: Report to the president of the US: Entering. New York: Pergamon Pr. 1980.