Ratzan Lee <br/><br/>
Understanding information system    What they do and why we need them 

 - New Delhi  Indiana Publishing House India     2009 
 - xv, 253p.  cm. 
<br/><br/><label>ISBN: </label>818408238X (hbk)  995 
<br/><br/><label>Standard No.: </label>239,033 
<br/><br/><label>Source: </label> 49, 17/09/2009, Insat Books & Periodicals  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:(D65,8(B)):8, P9(2D)