Paper 2.1:  information systems/ 

 - Accra  EPP book services  2002 
 - xi, 361p. :  ill. ; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9988592612 
<br/><br/><label>LC Class. No.: </label>T58.7  / .In32 2002