Welburn, Tyler. <br/><br/>
Structured COBOL :  fundamentals and style / 
Tyler Welburn, Wilson Price. 
 - 4th ed. 
 - New York :  McGraw-Hill,  c1995. 
 - xxiii, 670 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0071135448 0070691967 (cover) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language)<br/>Structured programming.
<br/><br/><label>LC Class. No.: </label>QA76.73.C25WEL 1995