TY  - BOOK
AU  - Haslam,S.M.
TI  - River pollution: an ecological perspective 
SN  - 185293073X :
AV  - QH541.5.S7 H37 1990
U1  - 574.5/26323 20
PY  - 1990///
CY  - London, New York
PB  - Belhaven Press
KW  - Stream ecology
KW  - Water
KW  - Pollution
N1  - Includes bibliographical references ([236]-249) and indexes
ER  -