http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Water quality criteria for selected recreational uses--site comparisons
Microfiche. Eugene, Or. : Microform Publications, College of Health, Physical Education and Recreation, University of Oregon, 1973. 4 microfiches : negative, ill. ; 11 x 15 cm.
Ph. D. University of Illinois at Urbana-Champaign 1971.