Stephenson, Helen <br/><br/>
Life / 
Helen Stephenson, Paul Dummett and John Hughes 
 - Andover, Hampshire :  National Geographic,  2014 
 - 6 v. :  col. ill. ;  30 cm. +  6 DVD 
<br/><br/>Life : Beginner (A1) -- Life : Elementary (A2) -- Life : Pre-Intermediate (B1) -- Life : Pre-Intermediate (B1+) -- Life : Upper-Intermediate (B2) -- Life : Advanced (C1) 
<br/><br/><label>ISBN: </label>9781133315681 (pbk. : A1) 9781133315698 (pbk. : A2) 9781133315704 (pbk. : B1) 9781133315711 (pbk. : B1+) 9781133315728 (pbk. : B2) 9781133315735 (pbk. : C1) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers<br/>English language--Textbooks for foreign speakers