Langford, David <br/><br/>
Analysing talk: investigating verbal interaction in English 

 - London  The Macmillan Press Ltd.  1994 
 - x,190p.   ill.   22cm. 
<br/><br/><label>ISBN: </label>0333614941 
<br/><br/><label>LC Class. No.: </label>PE1408.L38