National Institute for Occupational Safety and Health, Christensen, H. E., & Fairchild, E. J. (1977). Suspected carcinogens: A subfile of the NIOSH registry of toxic effects of chemical substances (2d ed.). U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health ; for sale by the Supt. of Docs., U.S. Govt. Print. Off..
Chicago Style (17th ed.) CitationNational Institute for Occupational Safety and Health, Herbert E. Christensen, and Edward J. Fairchild. Suspected Carcinogens: A Subfile of the NIOSH Registry of Toxic Effects of Chemical Substances. 2d ed. Cincinnati : Washington: U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health ; for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.
MLA (8th ed.) CitationNational Institute for Occupational Safety and Health, et al. Suspected Carcinogens: A Subfile of the NIOSH Registry of Toxic Effects of Chemical Substances. 2d ed. U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health ; for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.