Oliva, Amado A. Jr., <br/><br/>
Work Ethics of the Non-Teaching Personnel of the City Divisions of the Department of Education in Bicol Region / 
Amado A. Oliva Jr. 
 - San Miguel, Iriga City  University of Saint Anthony  2007 
 - 224 leaves :  tables, figures ; 
<br/><br/>Includes Bibliographical References 
<br/><br/><label>Dewey Class. No.: </label>371.202 PH.D  / O3