Duff, Patricia,  1959- <br/><br/>
Case study research in applied linguistics / 
Patricia A. Duff. 
 - New York :  Routledge,  c2008. 
 - ix, 233 p. ;  23 cm. 
 - Second language acquisition research. .
<br/><br/>Includes bibliographical references (p. 203-222) and index. 
<br/><br/><label>ISBN: </label>9780805823592 (pbk.) 080582359X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Applied linguistics--Case studies.<br/>Applied linguistics--Research--Methodology.
<br/><br/><label>Dewey Class. No.: </label>418  / DUF 2008