Supatmi, Ruri., <br/><br/>
Constructional and Validation of Supplemental Instructional Material in English for Vocational High School / 
Ruri Supatmi. 
 - San Miguel Iriga City,  University of Saint Anthony.  2016 
 - 181 leaves : 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Dewey Class. No.: </label>540.72 MAED   / S1