Colosaga, Gilbert I. <br/><br/>
Correlates of school productivity among public secondary schools 
Gilbert I. Colosaga 
 - Aparri, Cagayan  Lyceum of Aparri  2013 
 - x, 95p. 
<br/><br/>Education/ Educational Management 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Educational Management
<br/><br/><label>LC Class. No.: </label>CD-03133t