000 00390 a2200109 4500
008 190220b xxu||||| |||| 00| 0
100 _aAmerican Public Health Association
245 _aStandard methods for the examination of water, sewage and industrial wastes /
_cAmerican Public Health Association
260 _bAmerican Public Health Association Inc.
_c1955
300 _a522p.
942 _2ddc
_cBK
999 _c8677
_d8677