?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Dybvig%2C+W.&rft.aulast=Dybvig&rft.aufirst=W.&rft.date=1994&rft.title=The+economic+value+of+water%3A+A+perspective+on+its+practical+utilization&rft.genre=proceeding