produced in partnership by Wisconsin Dept. of Natural Resources Fisheries Management & Water Resources Mgmt. ; a video production of Wisconsin Dept. of Natural Resources Bureau of Information and Education
International Association of Milk, Food, and Environmental Sanitarians. Committee on Communicable Diseases Affecting Man. Waterborne Disease Subcommittee
Water Science and Technology Board, Commission on Engineering and Technical Systems [and] Committee on Geosciences, Environment, and Resources, National Research Council