Porter, John. <br/><br/>
AS/400 information engineering / 
by John Porter. 
 - New York, N.Y. :  McGraw-Hill,  1993. 
 - xiv, 366 p. 
 - IBM Series. .
<br/><br/><label>ISBN: </label>007050623X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science.<br/>IBM AS/400 (Computer).<br/>Computer software--Development.