APA (7th ed.) Citation

United States. Environmental Protection Agency. Prevention, Pesticides, and Toxic Substances. (1998). OPPTS harmonized test guidelines. U.S. Environmental Protection Agency, Office of Prevention, Pesticides, and Toxic Substances.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Prevention, Pesticides, and Toxic Substances. OPPTS Harmonized Test Guidelines. Washington, D.C.: U.S. Environmental Protection Agency, Office of Prevention, Pesticides, and Toxic Substances, 1998.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Prevention, Pesticides, and Toxic Substances. OPPTS Harmonized Test Guidelines. U.S. Environmental Protection Agency, Office of Prevention, Pesticides, and Toxic Substances, 1998.