prepared by Midwest Reclamation Planners, Inc. ; prepared for Crawford County Land Conservation Committee with technical assistance from Rick Lange ... [and others]
National Research Council (U.S.). Committee on the Mississippi River and the Clean Water Act: Scientific, Modeling, and Technical Aspects of Nutrient Pollutant Load Allocation and Implementation
a Frontline co-production with Hedrick Smith Productions ; WGBH Educational Foundation ; Frontline executive producer, David Fanning ; senior producer, Hedrick Smith ; producer, Marc Shaffer ; written by Hedrick Smith and Rick Young ; director, Rick Young