APA (7th ed.) Citation

Smith, R., Knight, R., & Fendorf, S. (2018). Overpumping leads to California groundwater arsenic threat. Nature Portfolio.

Chicago Style (17th ed.) Citation

Smith, Ryan, Rosemary Knight, and Scott Fendorf. Overpumping Leads to California Groundwater Arsenic Threat. Nature Portfolio, 2018.

MLA (8th ed.) Citation

Smith, Ryan, et al. Overpumping Leads to California Groundwater Arsenic Threat. Nature Portfolio, 2018.