Lewis, Roger <br/><br/>
How to write self-study materials 

 - London  ; Cet  , 1981 
 - 58p. 
<br/><br/><label>ISBN: </label>0861840364  £5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication Skills<br/>Education
<br/><br/><label>Dewey Class. No.: </label>372.6  / LEW