000			00640nam a2200205Ia 4500
008			160330s9999||||xx |||||||||||||| ||und||
020			_a0-87553-091-5
040			_aCentral Library-NITS
041			_aEnglish
082			_a628.2 _bSTA
245			_aStandard methods: for the examination of water and wastewater _cby American public health association
250			_a15th ed.
260			_aWashington _bAmerican Public Health Association _c1981
300			_axlvii, 1134p. :ill.
500			_aIncludes bibliographical references and index.
650			_aSewage
650			_aWast water treatment
650			_aWater-Purification
942			_cBK
999			_c4209 _d4209