Keen, Peter G. W., <br/><br/>
Decision support systems: an organizational perspective / 
Peter G. W. Keen, Michael S. Scott Morton. 
 - Reading, Massachusetts :  Addison-Wesley,  1978 
 - xv, 264 pages :  illustrations ;  24 cm 
<br/><br/><label>ISBN: </label>0201036673 
<br/><br/><label>Subjects--Personal Names: </label><br/>Decision Support Systems.