Oxeden, Clive <br/><br/>
American English file  students book [parte 4] 
Christina Latham-Koenig ; Clive Oxenden 
 - Oxford  : Oxford University Press  2009 
 - 160 páginas  28 cm. 
<br/><br/><label>ISBN: </label>9780194774642 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--United States.<br/>English language--United States--Problems, exercises, etc.<br/>English language--Sound recordings in foreign speakers.
<br/><br/><label>Dewey Class. No.: </label>428.34  / OXE