Pastor, Richard M. <br/><br/>
Collaborative roles of Elementary School Heads:   their relationship to school performance 
Richard M. Pastor 
 - Aparri, Cagayan  Lyceum of Aparri  2012 
 - 20p. 
<br/><br/>Educational Management 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Doctor of Philosophy
<br/><br/><label>LC Class. No.: </label>CD-02138t