APA (7th ed.) Citation

Chapman, P. M., Adams, W. J., & Brooks, M. Ecological assessment of selenium in the aquatic environment.

Chicago Style (17th ed.) Citation

Chapman, P. M., William J. Adams, and Marjorie Brooks. Ecological Assessment of Selenium in the Aquatic Environment.

MLA (8th ed.) Citation

Chapman, P. M., et al. Ecological Assessment of Selenium in the Aquatic Environment.

Warning: These citations may not always be 100% accurate.