Language in education :  a source book / 
prepared by the Language and Learning Course Team at the Open University. 
 - London:   Routledge and Kegan Paul,   1974.  
 - x, 254 p. ;  25 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>071007431X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication<br/>Language and languages<br/>Sociolinguistics
<br/><br/><label>Dewey Class. No.: </label>407