Ibarreta, Harold E., Rainwater harvesting system for residential buildings/ Harold E. Ibarreta, Ruben S. Olbino, Christian Karl B. Villaluz - Nabua, Camarines Sur : Camarines Sur Polytechnic Colleges; 2014. - 105 leaves. Undergraduate Thesis (BSCE) - Civil Engineering Subjects--Topical Terms: Water harvesting.