Latham-Koenig, Christina <br/><br/>
American English file 4 :  Teacherīs Book / 
Christina Latham-Koenig y Clive Oxenden 
 - 2Š ed. 
 - 248 p. :  il. ;  28 cm. 
<br/><br/><label>ISBN: </label>9780194775762 
<br/><br/><label>Dewey Class. No.: </label>428  / L352am