000 00342nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a546.212:543
_bTHE
245 0 _aLaboratory manual for chemical and bacterial analysis of water and sewage
260 _aNew Delhi
_bAgro Botanical publishers
_c1992
700 _aTheroux, Frank R
942 _cBK
999 _c40867
_d40867