Doff, Adrian. <br/><br/>
Language in use :  upper-intermediate : classroom book / 
Adrian Doff, Christopher Jones 
 - Cambridge, U.K. :  Cambridge University Press,  1997 
 - 128 p. ;  30 cm. +  3 sound cassettes 
<br/><br/>Class cassette set A (48 min.)  Units 1-9. - Class cassette B (55 min.) Units 10-16. -  Self-study 1 (60 min.) Units 1-16. Language in use : upper- intermediate : self-study  workbook / Adrian Doff, Christopher Jones (83p. ; 30 cm.), 1997. ISBN 0521555493 Language in use : upper- intermediate : self-study  workbook with answer key / Adrian Doff, Christopher Jones (95p. ; 30 cm.), 1997. ISBN 0521555493 Language in use :upper- intermediate :  teacher's book / Adrian Dolf, Christopher Jones (130 p. ; 30 cm.), 1997. ISBN 0521555485 
<br/><br/><label>ISBN: </label>052155507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.
<br/><br/><label>Dewey Class. No.: </label>428.24  / DOF