Doff, Adrian <br/><br/>
Language in use : a pre-intermediate course. Self-study workbook with answer key 

 - Cambridge :   Cambridge University Press,   1992. 
 - 136 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENSEÑANZA<br/>INGLES<br/>LENGUAS EXTRANJERAS
<br/><br/><label>Universal Decimal Class. No.: </label>37.02.2:811.111  / D676