Straightforward :  Advanced Teacher's Book. C 1 / 
J. Scrivener, M. Sayer, C. Bingham...[et al]. 
 - Oxford :  MacMillan,  2008. 
 - 258 p. :  ill +  2 CD 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language