Duff, Patricia,  1959- <br/><br/>
Case study research in applied linguistics / 
Patricia A. Duff. 
 - New York :  Lawrence Erlbaum Associates,  c2008. 
 - ix, 233 p. ;  23 cm. 
<br/><br/> Includes bibliographical references (p. 203-222) and index. 
<br/><br/><label>ISBN: </label>9780805823592 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Applied linguistics---- Case studies.<br/>Applied linguistics---- Research---- Methodology.
<br/><br/><label>LC Class. No.: </label>P129  / .D84 2008