Information system concepts:   An in depth analysis 

 - Amsterdam:   North-Holland,   1989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Information system 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.5:681.3(082.2)  / M9