00811nam a2200265 4500 000 20170912113402.0 000 000 000 90000326 185293073X : £30.00 UOEL DLC DLC QH541.5.S7 H37 1990 574.5/26323 20 Haslam, S. M. (Sylvia Mary), 1934- River pollution : an ecological perspective / S.M. Haslam ; illustrated by Y. Bower. London ; New York : Belhaven Press, c1990. xii, 253 p. : ill., maps ; 26 cm. Includes bibliographical references ([236]-249) and indexes. Stream ecology. Water Pollution. 7 cbc orignew 1 ocip 19 y-gencatlg lcc SBK 16135 16135 0 0 lcc 0 0 UOE UOE GEN 2017-09-12 0 QH541.5.S7 H37 1990 20056005 2026-04-27 11:38:08 20056005 2017-09-12 SBK