Daubert, John T. (John Thomas), authorYoung, Robert A. (Robert Alton), 1931-, authorGray, S. Lee (Sanford Lee), authorEnvironmental Resources Center, Colorado State University, publisher2007-01-032007-01-031979http://hdl.handle.net/10217/2635Submitted to Office of Water Research and Technology, U.S. Department of Interior.reportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Rivers -- Colorado -- Recreational useOutdoor recreation -- Economic aspects -- ColoradoText