Stream ecology and self-purification : an introduction for wastewater and water specialists Spellman, Frank R. creator text bibliography pau Lancaster, Pa Technomic Pub. c1996 1996 monographic eng
print
xiii, 133 p. : ill. ; 24 cm. Frank R. Spellman. Includes bibliographical references (p. 127-129) and index. Stream self-purification Stream ecology ME, IME TD764 .S64 1996 577.64 SPE 1566763770 95062015 http://www.loc.gov/catdir/enhancements/fy0646/95062015-d.html http://www.loc.gov/catdir/enhancements/fy0646/95062015-d.html DLC 951212 20170116180848.0 1146303