000 00323 a2200109 4500
008 181219b xxu||||| |||| 00|
100 _aAPHA
245 _aStandard methods for the Examination of water and wastewater /
_cAPHA
260 _aWastingyon
_b American Public Health Association
_c1976
300 _a1193p.
942 _2ddc
_cBK
999 _c7641
_d7641