APA (7th ed.) Citation

Tetra Tech EM Inc, National Exposure Research Laboratory (U.S.), & Billets, S. (2006). Oxford X-Met 3000TX XRF analyzer. United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory.

Chicago Style (17th ed.) Citation

Tetra Tech EM Inc, National Exposure Research Laboratory (U.S.), and Stephen Billets. Oxford X-Met 3000TX XRF Analyzer. [Washington, D.C.]: United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory, 2006.

MLA (9th ed.) Citation

Tetra Tech EM Inc, et al. Oxford X-Met 3000TX XRF Analyzer. United States Environmental Protection Agency, Office of Research and Development, National Exposure Research Laboratory, 2006.