Heathcote, R.S.U. <br/><br/>
Basic Power Point - 2003. 

 - 1st, Ed. 
 - U.K :  Payne- Gallway Publishers,  2005. 
 - 64 p. 
<br/><br/><label>ISBN: </label>1904467873 
<br/><br/><label>Dewey Class. No.: </label>005  / HEA