Duff Patricia, A. <br/><br/>
Case study research in applied linguistics / 
Patricia A. Duff. 
 - New York :  Lawrence Erlbaum Associates,  2008. 
 - ix, 233 s. :  il. ;  23 cm. 
 - Second language acquisition research. Monographs on research methodology .
 - Second language acquisition research. Monographs on research methodology .
<br/><br/>Bibliogr. s. 203-222. Indeks. 
<br/><br/><label>ISBN: </label>9780805823592 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Język angielski--studia i nauczanie (akademickie).