Garton-Sprenger, Judy. <br/><br/>
Exchanges :  workbook Part B, units 6-10 / 
Judy Garton-Sprenger, T.C. Jupp, Philip Prowse. 
 - London :   Heinemann Educational,  1981. 
 - 73-149 p.:  ill. ;   30 cm. 
<br/><br/><label>ISBN: </label>0435284681 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers
<br/><br/><label>LC Class. No.: </label>PE1128