Abbs Brian. <br/><br/>
Discoveries,  Students' Book 2   : Students' Book 2 

 - Hong Kon   : Longman   , 1991 
 - 90  p. :   il. ;  
<br/><br/><label>ISBN: </label>0582514061 
<br/><br/><label>Universal Decimal Class. No.: </label>7285