Wallwork, Jean Faraday. <br/><br/>
Language and people / 
J. F. Wallwork. 
 - London :  Heinemann Educational,  1978. repr. 1981. 
 - ix, 174 p. ;  22 cm. 
<br/><br/> Includes bibliographical references (p. 168-171). 
<br/><br/><label>ISBN: </label>0435109189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages.
<br/><br/><label>Dewey Class. No.: </label>301.21 WAL