Ducusin, May Grace M.  <br/><br/>
Water quality assessment along Currimao coastline 
May Grace M. Ducusin  
 -  2004 
 - xvi, 60 leaves   28 cm.  
<br/><br/> Thesis (BS Environmental Science) -- Mariano Marcos State University-College of Agriculture, Food & Sustainable Development, Batac City  
<br/><br/>Bibliography: leaf 30