Parana, Henry Banutan <br/><br/>
The Instructional leadership of secondary school heads and their school s national achievement test performance:  a framework for enhancement 
Henry Banutan Parana 
 - Tuguegarao City  Saint Paul University Philippines  2012 
 - xvii, 157p. 
<br/><br/>Doctor of Philosophy 
<br/><br/><label>LC Class. No.: </label>CD-02010t