Abao, Ethel D. <br/><br/>
Language learning materials development / 
Ethel De Leon-Abao, Rivika C. Alda, Remedios C. Bacus 
 - Quezon City:  Lorimar Publishing,  c2021 
 - xii, 104p.:  ill. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>978-621-451-009-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching - Aids and devices<br/>Language and languages - Study and teaching
<br/><br/><label>Dewey Class. No.: </label>Fil. 418.0071 Ab117 2021