Lawlor Steven C. <br/><br/>
Computer information systems / 
by Steven C. Lawlor. 
 - ed. 
 - New York :  Harcourt Brace Jovanovich,  c1990. 
 - xi,450 p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0155126539 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information storage and retrieval systems.
<br/><br/><label>LC Class. No.: </label>Z699  / .L3