Gore, Marvin. <br/><br/>
Elements of systems analysis / 
Marvin Gore, John W. Stubbe. 
 - 4th ed. 
 -  Wm. C. Brown Publishers  1988. 
<br/><br/>5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.<br/>System analysis.
<br/><br/><label>LC Class. No.: </label>QA76.8  / Gor.