000			004970000a22001810004500
008			151124t1978 xxu||||| |||| 00| 0 eng d
020			_a0070549710
041			_aeng
080			_a628.1:54 _bS3
942			_cBK
100			_aSawyer, Clair N.
100			_aMcCarty, P.L.
245			_aChemistry for environment engineering
250			_a3rd ed.
260			_aNew York _bMcGraw Hill _c1978
300			_ax, 532p. : ill.
440			_aMcGraw Hill series in water resources & environmental eng.
999			_c140062 _d140062