De Leon-Abao, Ethel. <br/><br/>
Language learning materials development / 
Ethel De Leon-Abao, Rivika C. Alda and Remedios C. Bacus. 
 - Quezon City :  Lorimar Publishing, Inc.,  ©2021. 
 - xii, 104 pages :  illustrations :  25 cm. 
<br/><br/> Includes bibliographical references.<br/> 
<br/><br/><label>ISBN: </label>9786214510092 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language teaching   --Aids and devices.<br/>English language teaching. <br/>Teaching  --Aids and devices. 
<br/><br/><label>Dewey Class. No.: </label>DFil 371.33  / D377