Rein, D.P. <br/><br/>
Spectrum :  a communicative course in English.  Workbook 6 / 
D.P. Rein 
 - Hall Regents :  Englewood cliffs,  1994 
 - 80 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tiếng Anh--Giao tiếp<br/>English language--Spoken English.<br/>English language
<br/><br/><label>Dewey Class. No.: </label>428.2  / SPE(REI) 1994