Richards, Jack C. <br/><br/>
Error analysis  : perspectives on second language acquisition 

 - London  ; Longman  , 1980 
 - x,228p. 
<br/><br/><label>ISBN: </label>0582550440  £4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English<br/>English Language<br/>Error Analysis
<br/><br/><label>Dewey Class. No.: </label>420  / RIC