TY - BOOK AU - Pagarigan, Mark Lester, et al. TI - Design of a gravity-fed water system for sustainable water production of households in Barangay Pasaleng, Pagudpud, Ilocos Norte PY - 2022/// CY - MMSU PB - City of Batac N1 - Thesis (BS Civil Engineering) - Mariano Marcos State University -- College of Engineering, City of Batac, 2022; Bibliography: leaves 76-80 ER -