APA (7th ed.) Citation
EPA (United States) & EPA (United States). (1999). Protecting Sources of Drinking Water: Selected case studies in watershed management. EPA (United States).
Chicago Style (17th ed.) Citation
EPA (United States) and EPA (United States). Protecting Sources of Drinking Water: Selected Case Studies in Watershed Management. EPA (United States), 1999.
MLA (9th ed.) Citation
EPA (United States) and EPA (United States). Protecting Sources of Drinking Water: Selected Case Studies in Watershed Management. EPA (United States), 1999.
Warning: These citations may not always be 100% accurate.