Guillermo, Marinella Mikaela V. <br/><br/>
Phytoplankton community composition at padsan river in Laoag City, Ilocos Norte / 
Marinella Mikaela V. Guillermo 
 - MMSU  2022. 
 - x, 64 Leaves :  29 cm. 
<br/><br/> Thesis (BS Biology) -- Mariano Marcos State University - College of Arts & Sciences, City of Batac, 2022. 
<br/><br/>Bibliography: Leaves 40-41