Ordas,Marilyn O., <br/><br/>
Correlation of Teacher's Competencies and Pupils Achievements in Mathemtics VI of Bula District, Division of Camarines Sur / 
Marilyn O. Ordas 
 - San Miguel, Iriga City  USANT  2010 
 - 130 leaves : 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Dewey Class. No.: </label>371.144  / O2