Walter O. Spofford Jr. & Robert A. Kelly 
Environmental Quality Management [PDF ebook] 
An Application to the Lower Delaware Valley

Environmental Quality Management provides a quantitative analysis of regional residuals environmental quality management in the Lower Delaware Valley. Originally published in 1976, this study takes a management outlook to discuss new systems such as a non-linear aquatic eco-system model and reaches conclusions which have influenced research and management decisions about REQM across the world. This title will be of interest to students of Environmental Studies.