http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Conference on Nonpoint Sources of Water Pollution--Problems, Policies, and Prospects
Stewart Center, Purdue University, September 13-14, 1976
Conference on Nonpoint Sources of Water Pollution--Problems, Policies, and Prospects (1976 : Purdue University)
Office of Water Research and Technology.
"Sponsored by the Purdue University Water Resources Research Center."
Cover title: Proceedings of the Conference on Nonpoint Sources ...