Percil, John. <br/><br/>
Prospects :  An Advanced course - Student's book / 
John Percil and Joanna Gray. 
 - London :  Penguin.  1988. 
 - 190 p. :  ill. ;  24 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0140808582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Textbooks for foreign speakers
<br/><br/><label>LC Class. No.: </label>PE1128