000 00719nam a2200217 a 4500
008 970106s1990^^^^^^^a^^^^^^^^^^000^0^eng^^
020 _a0-89867-527-8
035 _aMX001000706277
050 _aTD491
_bR43 1990
245 0 0 _aRecommended practice for backflow prevention and cross-connection control
250 _a2
264 1 _aDenver, Colorado :
_bAmerican Water Works Association,
_cc1990
300 _aviii, 124 páginas
336 _atexto
_2rdacontent
337 _asin medio
_2rdamedia
338 _avolumen
_2rdacarrier
490 0 _aAWWA manual ;
_vM14
650 _aContrasifonaje (Plomería)
650 _aConecciones cruzadas (Plomería)
710 2 _aAmerican Water Works Association
999 _c24702
_d24702