Economics of water quality protection from nonpoint sources [microform] : theory and practice / Marc O. Ribaudo, Richard D. Horan, Mark E. Smith (Agricultural economic report ; no. 782) (An Economic Research Service report)
Economics of water quality protection from nonpoint sources [microform] : theory and practice / Marc O. Ribaudo, Richard D. Horan, Mark E. Smith
(Agricultural economic report ; no. 782) (An Economic Research Service report)