Pitpitan, Djoanna Marie O.  <br/><br/>
Effectivity of oyster plant (Rhoeo spathacea (L.Her.)) 
Djoanna Marie O. Pitpitan  
 -  2006 
 - xv, 44 leaves   28 cm.  
<br/><br/> Thesis (BS Biology) -- Mariano Marcos State University-College of Arts & Sciences, Batac City  
<br/><br/>Bibliography: leaf 25