APA
United States Environmental Protection Agency, . (1996). Profile of the pharmaceutical industry. Washington: United States Environmental Protection Agency.
Chicago
United States Environmental Protection Agency, . 1996. Profile of the pharmaceutical industry. Washington: United States Environmental Protection Agency.
Harvard
United States Environmental Protection Agency, . (1996). Profile of the pharmaceutical industry. Washington: United States Environmental Protection Agency.
MLA
United States Environmental Protection Agency, . Profile of the pharmaceutical industry. Washington: United States Environmental Protection Agency. 1996.
