Singelmann, Jay. <br/><br/>
Business programming logic / 
by Jay Singelmann, Jean Longhurst. 
 - 4th ed. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1990. 
 - ix, 368 p. 
<br/><br/><label>ISBN: </label>0130920657 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.<br/>Flow charts.