Underwood, Peter G. <br/><br/>
Information systems : the logic of enquiry / Peter G. Underwood 

 - New Delhi :  IFLA,  1992 
 - p. 33-36 
 - Booklet ; 0 .
<br/><br/> 62-CONTR-7-E  IFLA General Conference 58, 1992, New Delhi  Monografía 
<br/><br/><label>Subjects--Index Terms: </label>Sistemas de Información