000 00503cas a2200157 a 4500
020 _a0419216006
050 0 0 _aTD367
_b.W37 1996
245 0 0 _aWater quality assessments :
_ba guide to the use of Biota, sediments and water in environmental monitoring /
_cedited by Deborah Chapman.
250 _a2nd ed.
260 _aTaylor & Francis :
_bUNESCO,
_c1992.
650 0 _vStatistics
_vPeriodicals.
650 0 _vPeriodicals.
650 0 _vStatistics
_vPeriodicals.
700 1 _aChapman, Deborah.
942 _cGEN
999 _c756
_d756