Citação norma APA

American Water Works Association, Valentine, M., & Armstrong, C. (2014). Groundwater (Fourth edition.). American Water Works Association.

Citação norma Chicago

American Water Works Association, Melissa Valentine, and Cheryl Armstrong. Groundwater. Fourth edition. Denver, Colorado: American Water Works Association, 2014.

Citação norma MLA

American Water Works Association, et al. Groundwater. Fourth edition. American Water Works Association, 2014.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.