APA (7th ed.) Citation

Steinheimer, T. R., & Ondrus, M. G. (1990). Liquid chromatographic determination of atrazine and its degradation products in water. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Steinheimer, T. R., and Martin G. Ondrus. Liquid Chromatographic Determination of Atrazine and Its Degradation Products in Water. Denver, Colorado: U.S. Geological Survey, 1990.

MLA (9th ed.) Citation

Steinheimer, T. R., and Martin G. Ondrus. Liquid Chromatographic Determination of Atrazine and Its Degradation Products in Water. U.S. Geological Survey, 1990.