Socio-economic impacts of quarrying at the Padsan river along San Nicolas, Ilocos Norte
Abiva, Mhelwin M.
Socio-economic impacts of quarrying at the Padsan river along San Nicolas, Ilocos Norte Mhelwin M. Abiva - [xii], 46 leaves 28 cm.
Thesis (BS Environmental Science) -- Mariano Marcos State University-College of Arts and Sciences, Batac City
Bibliography: leaf 33
Socio-economic impacts of quarrying at the Padsan river along San Nicolas, Ilocos Norte Mhelwin M. Abiva - [xii], 46 leaves 28 cm.
Thesis (BS Environmental Science) -- Mariano Marcos State University-College of Arts and Sciences, Batac City
Bibliography: leaf 33