Ubay, Rechiel P. <br/><br/>
Predictors of first year students' difficulties in the concept of Mathematics I in Marcelino Javarez National High School 
Rechiel P. Ubay 
 - Puerto Princesa City  Holy Trinity College  2011-2012 
 - 14p. 
<br/><br/>Education/Administration and Supervision 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Education/ Administration and Supervision
<br/><br/><label>LC Class. No.: </label>T-01180