Bullough, Robert V. <br/><br/>
Creating instructional materials 

 - 3rd ed. 
 - London  Merrill Publishing  1988 
 - xiii,365p. 
<br/><br/><label>ISBN: </label>0675208688   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Material science
<br/><br/><label>Dewey Class. No.: </label>620.1  / BUL