Condon, Robert J., 1934- <br/><br/>
Data processing systems analysis and design 
Robert J. Condon 
 - 2nd edition 
 - Reston, Virginia  Reston Publishing  1978 
 - 334p. 23cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0835912515 
<br/><br/><label>LCCN: </label>78-1961 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing<br/>System analysis