000 00499 a2200169 04500
001 2271
008 050530s1977 0 d
082 0 _a628.3
_bS381w
100 4 0 _aSchroeder, Edward D.
_952208
245 0 _aWater and wastewater treatment/
_cEdward D. Schroeder
260 4 _aNew York:
_bMcGraw Hill
_c1977.
300 4 _a370 p.
650 _aPURIFICACION DEL AGUA
_952209
650 _aAGUAS RESIDUALES
_z-TRATAMIENTO
_952210
942 _2ddc
_cBK
999 _c2678
_d2678