DeMarco, Tom. <br/><br/>
Structured analysis and system specification / 
by Tom DeMarco. 
 - 2nd  ed. 
 - Upper Saddle River, NJ. :  Prentice Hall,  1979. 
 - xiv, 352  p. 
<br/><br/><label>ISBN: </label>0138543801 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis.<br/>Flow charts.