Waters, Mary. <br/><br/>
Study tasks in english :  Student`s book. 

 - New York ;  Cambridge University Press ,  1995. 
 - ix, 214 p.  22.5 cm. 
<br/><br/><label>ISBN: </label>9780521426145 
<br/><br/><label>Dewey Class. No.: </label>REF 808.042 WAT