APA (7th ed.) Citation

-, TRAVIS, C. C. {., & ETNIER, E. L. [. (1984). Groundwater pollution: Environmental and legal problems. AAAS.

Chicago Style (17th ed.) Citation

-, Curtis C. {ed TRAVIS, and Elizabeth L. [Ed.] ETNIER. Groundwater Pollution: Environmental and Legal Problems. Massachusetts: AAAS, 1984.

MLA (9th ed.) Citation

-, et al. Groundwater Pollution: Environmental and Legal Problems. AAAS, 1984.