Welburn, Tayler. <br/><br/>
Structured COBOL:  fundamentals and style / 
Tyler Welburn. 
 - Palo/Alto :  Mayfield ,  c1981 
 - xv, 534 p. :  ill. ;  28 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0874845432 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language).
<br/><br/><label>Dewey Class. No.: </label>Q 005.133 WEL