Information system concepts : an in depth analysis :  proceedings of the IFIP TC 8/WG 8.1 Working Conferenceon Information System Concepts : An In-depth Analysis, Namur, Belgium, 18-20October, 1989 / 
edited by Eckhard D. Falkenberg, Paul Lindgreen. 
 - Amsterdam :  North-Holland,  1989. 
 - 357 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0444883231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management information systems--Congresses.