English for a changing world, level 6 :    exercise book. 

 - Glenview, Ill. :    Scott, Foresman,    1979. 
 - 64 p. :    ill. ;    28 cm. 
<br/><br/><label>ISBN: </label>0673100243 
<br/><br/><label>Subjects--Topical Terms: </label><br/> English language.
<br/><br/><label>Dewey Class. No.: </label>428 ENG