American Water Works Association, Valentine, M., & Armstrong, C. (2014). Groundwater (Fourth edition.). American Water Works Association.
Style de citation Chicago (17e éd.)American Water Works Association, Melissa Valentine, et Cheryl Armstrong. Groundwater. Fourth edition. Denver, Colorado: American Water Works Association, 2014.
Style de citation MLA (9e éd.)American Water Works Association, et al. Groundwater. Fourth edition. American Water Works Association, 2014.
Attention : ces citations peuvent ne pas être correctes à 100%.