Cordero, Vicente M. <br/><br/>
Cognitive difficulties of grade six pupils in industrial and agricultural arts in the District of Sibalom North / 
by Vicente M. Cordero. 
 - xii, 111 leaves ;  28 cm. 
<br/><br/> Thesis (MAEd.) -- Polytechnic State College of Antique, 1999.  Bibliography: leaves 62-63.