TY - BOOK AU - Sadumiano, Christine Joy T. TI - Microbiological assessment of groundwater resources in Barangays Surgui and Pasil, Paoay, Ilocos Norte PY - 2024/// CY - City of Batac PB - MMSU , N1 - Thesis (BS in Environmental Science) -- Mariano Marcos State University-College of Agriculture, Food and Sustainable Development, Batac City ; Bibliography : leaves 49-54 ER -