Sanitation practices of ambulant vendors in Piddig, Ilocos Norte /
Galeon, Ariel John S.
Sanitation practices of ambulant vendors in Piddig, Ilocos Norte / Ariel John S. Galeon, Cyriline G. Sawal - City of Batac: MMSU, 2022. - xix, 78 leaves : 29 cm.
UThesis (BS in Environmental Science)
Bibliography: leaves 56-57
Sanitation practices of ambulant vendors in Piddig, Ilocos Norte / Ariel John S. Galeon, Cyriline G. Sawal - City of Batac: MMSU, 2022. - xix, 78 leaves : 29 cm.
UThesis (BS in Environmental Science)
Bibliography: leaves 56-57