Bentley Trevor J <br/><br/>
Making information systems work. 
Bentley Trevor J 
 -  1981 
<br/><br/><label>Standard No.: </label>81244 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X:8(D6,8(B)), M1