Archer, Greg, <br/><br/>
Open World :  C1 Advanced Workbook with answers, with audio / 
Greg Archer. 
 - First edition 
<br/><br/>Starter -- Unit 1 Good company -- Unit 2 On the move -- Unit 3 Rolling in money -- Unit 4 The natural world -- Unit 5 Surfing, scrolling and swiping -- Unit 6 Structures and landmarks -- Unit 7 Broadening horizons -- Unit 8 On demand -- 9 Cultural contribution -- Unit 10 Liviing life to the full -- Unit 11 A steady job -- Unit 12 Mind over matter -- Unit 13 Lifestyle choices -- Unit 14 Looking after yourself. 
<br/><br/><label>ISBN: </label>9781108891479 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching<br/>English language--Textbooks for foreign speakers<br/>English language--Examinations--Study guides