01088nam a22003257a 4500 CHAP 20220329135601.0 971013s1989 r 00010 d 38868 39840 43965 CHAP 628.16 T6 Toft, Peter ed. 113586 Drinking water treatment small system alternatives Oxford : Pergamon Press, 1989 346 p. : ilus. ; gráfs. BATCH-UPD 10 20130110 UCH01 0212 BATCH-UPD 10 20130110 UCH01 1849 BATCH-UPD 10 20130410 UCH01 1218 CONVERSION 10 20130109 UCH01 1322 Agua potable. 2442 Agua Purificacion. 2397 Sharp, James ed. 105519 Tobin, Richard S. ed. 113499 National Conference on Drinking Water (3 : 1988 : St. Johns, Newfoundland, Canada) 80330 BK LIBRO 628.16 T6 BC LIBRO 33724000025235 LIBRO I.174040 87455 43965 i 509.46 38868 38868 0 0 ddc 0 2 0 GRAL BC BC PP_GRAL 2019-12-31 I.174040 LIBRO 0 628.16 T6 33724000025235 2019-12-31 00:00:00 2019-12-31 LIBRO