000 00358pam a2200157a 44500
008 230515b1991 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _aN.D.
100 _aDavis M.L. Corlwell D.A.
245 _aEnvironmental Engineering
250 _a0
260 _aNULL
_bMcgraw Hill
_c1991
300 _a822
650 _aNULL
999 _c577741
_d577741