Valdez, Johnattan E. <br/><br/>
Supervisory maturity and power of secondary school instructional supervisors of the Division of Nueva Vizcaya 
Johnattan E. Valdez 
 - Bayombong, Nueva Vizcaya  Saint Mary's University  2014 
 - xiii, 119p. 
<br/><br/>Master of Arts 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Educational Administration
<br/><br/><label>LC Class. No.: </label>CD- 03570t