APA (7th ed.) Citation

(2007). Instructions for joining the Verify list server. U.S. Environmental Protection Agency, Office of Transportation and Air Quality.

Chicago Style (17th ed.) Citation

Instructions for Joining the Verify List Server. [Washington, D.C.]: U.S. Environmental Protection Agency, Office of Transportation and Air Quality, 2007.

MLA (9th ed.) Citation

Instructions for Joining the Verify List Server. U.S. Environmental Protection Agency, Office of Transportation and Air Quality, 2007.