00576nam a22001457a 4500003000400000005001700004008004100021040001400062100002500076245011700101260001000218300002900228500014600257504002700403OSt20171010095559.0130104t        xxu||||| |||| 00| 0 eng d  aMMSUcULS  aRigonan, Donalyn R.   aWater quantity assessment of drinking water in selected urban areas in Batac, Ilocos Norte c Donalyn R. Rigonan  c2006   axiv, 34 leaves c28 cm.   aThesis (BS Environmental Science) -- Mariano Marcos State University-College of Agriculture, Food and  Sustainable Development, Batac City     aBibliography: leaf 24