Andres, Marcelina C.  <br/><br/>
Effectiveness of the pseudoeye in the acquisition of science concepts 
Marcelina C. Andres  
 -  2008 
 - xi, 68 leaves   28 cm. 
<br/><br/> Thesis (M.A.Ed-Sci ed) -- Mariano Marcos State University, Laoag City 
<br/><br/>Bibliography: leaves 42-44