Welsh, Jim <br/><br/>
Structured system programming 

 - New Delhi  Prentice-Hall  1980 
 - xii, 324p.  
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>876924682 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System programming<br/>System software