English unlimited.  Coursebook with e-Portfolio /  A2,  Elementary : 
Alex Tilbury ... [et al.] 
 - Cambridge :  Cambridge University Press ,  2010 
 - 160 p. 
<br/><br/><label>ISBN: </label>9780521697729 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers.<br/>Tiếng Anh<br/>Listening.<br/>Tiếng Anh--Giao tiếp<br/>English language.<br/>Tiếng Anh--Nghe hiểu<br/>English language--Spoken English.
<br/><br/><label>Dewey Class. No.: </label>428.24  / ENG(A2) 2010