Hartley, James.  x <br/><br/>
Designing instructional text  x 

 - 2 
 - London ; New York  Kogan Page  1991 
 - 175 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>0893972185 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Printing, practicl - Make - up Teaching - Aids and devices 
<br/><br/><label>Dewey Class. No.: </label>689.22/H332d