English unlimited.  teacher's pack /  A1,  Starter : 
Adrian Doff ... [et. al] 
 - Cambridge :  Cambridge University Press,  2010 
 - 96 p. 
<br/><br/><label>ISBN: </label>9780521726382 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers.<br/>Tiếng Anh<br/>Tiếng Anh--Nghe hiểu<br/>Tiếng Anh--Giao tiếp<br/>English language.<br/>Listening.<br/>English language--Spoken English.
<br/><br/><label>Dewey Class. No.: </label>428.2  / ENG(A1) 2010